G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, raw graphics performance, VRAM, feature set, power efficiency, pricing context, and long-term value so you can see which GPU actually makes more sense.

FirePro D300

2014

Why buy it

✅Costs $5,199 less on MSRP ($500 MSRP vs $5,699 MSRP).
✅Delivers 1077.2% more G3D Mark for each dollar spent, at 11.4 vs 1.0 G3D/$ ($500 MSRP vs $5,699 MSRP).
✅Draws 150W instead of 225W, a 75W reduction.

Trade-offs

❌Very weak future-proofing: 2014-era hardware with 4 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.

GRID P40-12Q

2015

Why buy it

✅More future proof: Maxwell 2.0 (2014−2019) on 28nm with a newer platform for upcoming games.

Trade-offs

❌Very weak future-proofing: 2015-era hardware with 4 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
❌
1039.8% HIGHER MSRP
$5,699 MSRPvs$500 MSRP
❌Lower G3D Mark per dollar, at 1.0 vs 11.4 G3D/$ ($5,699 MSRP vs $500 MSRP).
❌50% higher power demand at 225W vs 150W.

FirePro D300

2014

GRID P40-12Q

2015

Why buy it

✅Costs $5,199 less on MSRP ($500 MSRP vs $5,699 MSRP).
✅Delivers 1077.2% more G3D Mark for each dollar spent, at 11.4 vs 1.0 G3D/$ ($500 MSRP vs $5,699 MSRP).
✅Draws 150W instead of 225W, a 75W reduction.

Why buy it

✅More future proof: Maxwell 2.0 (2014−2019) on 28nm with a newer platform for upcoming games.

Trade-offs

❌Very weak future-proofing: 2014-era hardware with 4 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.

Trade-offs

❌Very weak future-proofing: 2015-era hardware with 4 GB of VRAM is already obsolete for modern gaming and is hard to recommend today.
❌
1039.8% HIGHER MSRP
$5,699 MSRPvs$500 MSRP
❌Lower G3D Mark per dollar, at 1.0 vs 11.4 G3D/$ ($5,699 MSRP vs $500 MSRP).
❌50% higher power demand at 225W vs 150W.

Quick Answers

So, is FirePro D300 better than GRID P40-12Q?

Yes, but this is not really about a huge raw performance gap. The broader synthetic picture is also very close at 5,722 vs 5,540 in G3D Mark. The bigger reason to prefer FirePro D300 is the overall package: you are getting no meaningful modern upscaling stack, plus much lower power draw (150W vs 225W).

Which one is more future-proof for 2026 and beyond?

FirePro D300 is the safer long-term GPU choice because it gives you the stronger overall hardware and feature outlook for modern games.

Which one is the smarter buy today, not just the cheaper card?

FirePro D300 can still make sense if you find it at the right price, especially around $500 MSRP. FirePro D300 is still the smarter buy for most people, though, because the raw performance is close while the overall package is cleaner. FirePro D300 is about $5,199 cheaper on MSRP at $500 MSRP versus $5,699 MSRP, and you are getting 3.3% higher G3D Mark. GRID P40-12Q is the newer 2015 card, so it still has a real case if you care more about newer architecture than about squeezing out the strongest gaming value today.

When does GRID P40-12Q make more sense than FirePro D300?

Yes. GRID P40-12Q is still an excellent gaming GPU in 2026: it is still comfortable for 1080p and decent for 1440p, though 4K is more situational. It makes more sense if your priority is newer architecture and staying closer to $5,699 MSRP more than squeezing out the extra headroom of FirePro D300. The trade-off is that FirePro D300 currently gives you 3.3% higher G3D Mark. It also leads G3D-per-dollar by 1077.2%.

Games Benchmarks

Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 9800X3D reference profile to minimize specific CPU bottlenecks.

Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.

FirePro D300 Benchmark Check

GRID P40-12Q Benchmark Check

Path of Exile 2

Preset	FirePro D300	GRID P40-12Q
1080p
low	103 FPS	104 FPS
medium	88 FPS	90 FPS
high	71 FPS	73 FPS
ultra	42 FPS	44 FPS
1440p
low	90 FPS	91 FPS
medium	77 FPS	80 FPS
high	56 FPS	58 FPS
ultra	32 FPS	33 FPS
4K
low	28 FPS	29 FPS
medium	27 FPS	27 FPS
high	18 FPS	18 FPS
ultra	15 FPS	16 FPS

Open FirePro D300 Open GRID P40-12Q

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	FirePro D300	GRID P40-12Q
1080p
low	158 FPS	162 FPS
medium	118 FPS	128 FPS
high	85 FPS	94 FPS
ultra	57 FPS	75 FPS
1440p
low	106 FPS	119 FPS
medium	74 FPS	92 FPS
high	56 FPS	74 FPS
ultra	40 FPS	57 FPS
4K
low	52 FPS	68 FPS
medium	37 FPS	52 FPS
high	30 FPS	43 FPS
ultra	20 FPS	32 FPS

Open FirePro D300 Open GRID P40-12Q

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	FirePro D300	GRID P40-12Q
1080p
low	257 FPS	249 FPS
medium	206 FPS	199 FPS
high	172 FPS	166 FPS
ultra	129 FPS	125 FPS
1440p
low	193 FPS	187 FPS
medium	154 FPS	150 FPS
high	129 FPS	125 FPS
ultra	97 FPS	93 FPS
4K
low	129 FPS	125 FPS
medium	103 FPS	100 FPS
high	86 FPS	83 FPS
ultra	64 FPS	62 FPS

Open FirePro D300 Open GRID P40-12Q

League of Legends

League of Legends

Valorant

Preset	FirePro D300	GRID P40-12Q
1080p
low	180 FPS	182 FPS
medium	146 FPS	148 FPS
high	128 FPS	133 FPS
ultra	99 FPS	103 FPS
1440p
low	126 FPS	132 FPS
medium	104 FPS	110 FPS
high	92 FPS	99 FPS
ultra	67 FPS	77 FPS
4K
low	73 FPS	77 FPS
medium	56 FPS	60 FPS
high	45 FPS	49 FPS
ultra	31 FPS	36 FPS

Open FirePro D300 Open GRID P40-12Q

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of FirePro D300 and GRID P40-12Q

FirePro D300

The FirePro D300 is manufactured by AMD. It was released in January 18 2014. It features the GCN 1.0 architecture. The core clock speed is 850 MHz. It has 1280 shading units. The thermal design power (TDP) is 150W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 5,722 points.

GRID P40-12Q

The GRID P40-12Q is manufactured by NVIDIA. It was released in August 30 2015. It features the Maxwell 2.0 architecture. The core clock ranges from 557 MHz to 1178 MHz. It has 2048 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 5,540 points.

⚡

Graphics Performance

The FirePro D300 scores 5,722 and the GRID P40-12Q reaches 5,540 in the G3D Mark benchmark — just a 3.3% difference, making them near-identical in rasterization performance. The FirePro D300 is built on GCN 1.0 while the GRID P40-12Q uses Maxwell 2.0, both on a 28 nm process. Shader units: 1,280 (FirePro D300) vs 2,048 (GRID P40-12Q). Raw compute: 2.176 TFLOPS (FirePro D300) vs 4.825 TFLOPS (GRID P40-12Q).

Feature	FirePro D300	GRID P40-12Q
G3D Mark Score	5,722+3%	5,540
Architecture	GCN 1.0	Maxwell 2.0
Process Node	28 nm	28 nm
Shading Units	1280	2048+60%
Compute (TFLOPS)	2.176 TFLOPS	4.825 TFLOPS+122%
ROPs	32	64+100%
TMUs	80	128+60%
L1 Cache	320 KB	768 KB+140%
L2 Cache	0.5 MB	2 MB+300%

✨

Advanced Features (DLSS/FSR)

Feature	FirePro D300	GRID P40-12Q
Upscaling Tech	Upscaling support	Upscaling support
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	Standard	Standard

💾

Video Memory (VRAM)

Both cards feature 4 GB of GDDR6. Bus width: 128-bit vs 128-bit. L2 Cache: 0.5 MB (FirePro D300) vs 2 MB (GRID P40-12Q) — the GRID P40-12Q has significantly larger on-die cache to reduce VRAM reliance.

Feature	FirePro D300	GRID P40-12Q
VRAM Capacity	4 GB	4 GB
Memory Type	GDDR6	GDDR6
Bus Width	128-bit	128-bit
L2 Cache	0.5 MB	2 MB+300%

🔌

Power & Dimensions

The FirePro D300 draws 150W versus the GRID P40-12Q's 225W — a 40% difference. The FirePro D300 is more power-efficient. Recommended PSU: 350W (FirePro D300) vs 350W (GRID P40-12Q). Power connectors: PCIe-powered vs PCIe-powered.

Feature	FirePro D300	GRID P40-12Q
TDP	150W-33%	225W
Recommended PSU	350W	350W
Power Connector	PCIe-powered	PCIe-powered
Length	242mm	—
Height	111mm	—
Slots	1	—
Temp (Load)	80°C	—
Perf/Watt	38.1+55%	24.6

💰

Value Analysis

The FirePro D300 launched at $500 MSRP, while the GRID P40-12Q launched at $5699. The FirePro D300 costs 91.2% less ($5199 savings) on MSRP. Performance per dollar on MSRP (G3D Mark / MSRP): 11.4 (FirePro D300) vs 1.0 (GRID P40-12Q) — the FirePro D300 offers 1040% better value. The GRID P40-12Q is the newer GPU (2015 vs 2014).