GRID P40-6Q vs Radeon R5 340

GRID P40-6Q

2013Core: 745 MHz
Similar parts
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VS
AMD

Radeon R5 340

2017Core: 1183 MHzBoost: 1124 MHz
Similar parts
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GRID P40-6Q vs Radeon R5 340 Performance Spectrum

About G3D Mark

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.

GRID P40-6Q vs Radeon R5 340: Pros, Cons & Final Verdict

See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.

GRID P40-6Q

2013

Why buy it

  • Competitive enough if your priority is price, power, or specific feature preference.

Trade-offs

  • 2013 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
  • 2930.3% HIGHER MSRP
    $3,000 MSRPvs$99 MSRP
  • Lower G3D Mark per dollar, at 0.3 vs 9.4 G3D/$ ($3,000 MSRP vs $99 MSRP).
  • 350% higher power demand at 225W vs 50W.

Radeon R5 340

2017

Why buy it

  • Costs $2,901 less on MSRP ($99 MSRP vs $3,000 MSRP).
  • Delivers 3030.8% more G3D Mark for each dollar spent, at 9.4 vs 0.3 G3D/$ ($99 MSRP vs $3,000 MSRP).
  • Draws 50W instead of 225W, a 175W reduction.

Trade-offs

  • 2017 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.

Quick Answers

Which GPU is faster for gaming right now?
Radeon R5 340 is the faster gaming card right now based on the synthetic data we have. It leads by 3.3% in PassMark G3D (935 vs 905), which is the best performance signal available in this matchup.
Which GPU is the safer long-term pick for 2026 and beyond?
GRID P40-6Q is the safer long-term pick for 2026 and beyond because it comes out ahead on the available hardware-headroom signals for this matchup.
Which GPU is the better buy today?
Radeon R5 340 makes the most sense to buy today. It is $2,901 cheaper on MSRP at $99 vs $3,000, and it leads G3D-per-dollar by 3030.8% (9.4 vs 0.3), so the value case lines up with the gaming result. If you are mainly targeting 1080p and some 1440p, Radeon R5 340 is the easier value choice. If you care more about 1080p and some 1440p headroom, GRID P40-6Q has the stronger long-term case.

GRID P40-6Q vs Radeon R5 340 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

NVIDIA

GRID P40-6Q

The GRID P40-6Q is manufactured by NVIDIA. It was released in June 28 2013. It features the Kepler architecture. The core clock speed is 745 MHz. It has 1536 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 905 points. Launch price was $469.

AMD

Radeon R5 340

The Radeon R5 340 is manufactured by AMD. It was released in April 20 2017. It features the GCN 4.0 architecture. The core clock ranges from 1183 MHz to 1124 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 935 points. Launch price was $79.

Graphics Performance

The GRID P40-6Q scores 905 and the Radeon R5 340 reaches 935 in the G3D Mark benchmark — just a 3.3% difference, making them near-identical in rasterization performance. The GRID P40-6Q is built on Kepler while the Radeon R5 340 uses GCN 4.0, both on 28 nm vs 14 nm. Shader units: 1,536 (GRID P40-6Q) vs 384 (Radeon R5 340). Raw compute: 2.289 TFLOPS (GRID P40-6Q) vs 0.9085 TFLOPS (Radeon R5 340).

FeatureGRID P40-6QRadeon R5 340
G3D Mark Score
905
935+3%
Architecture
Kepler
GCN 4.0
Process Node
28 nm
14 nm
Shading Units
1536+300%
384
Compute (TFLOPS)
2.289 TFLOPS+152%
0.9085 TFLOPS
ROPs
32+100%
16
TMUs
128+433%
24
L1 Cache
128 KB+33%
96 KB
L2 Cache
512 KB
512 KB

Advanced Features (DLSS/FSR)

FeatureGRID P40-6QRadeon R5 340
Upscaling Tech
Upscaling support
FSR Upscaling / FSR 4
Frame Generation
Not Supported
Not Supported
Ray Reconstruction
No
No
Low Latency
Standard
AMD Anti-Lag
💾

Video Memory (VRAM)

Both cards ship with 512 MB of GDDR5. Memory bus width is 64-bit on the GRID P40-6Q and 128-bit on the Radeon R5 340.

FeatureGRID P40-6QRadeon R5 340
VRAM Capacity
0.5 GB
0.5 GB
Memory Type
GDDR5
GDDR5
Bus Width
64-bit
128-bit+100%
L2 Cache
512 KB
512 KB
🔌

Power & Dimensions

The GRID P40-6Q draws 225W versus the Radeon R5 340's 50W — a 127.3% difference. The Radeon R5 340 is more power-efficient. Recommended PSU: 350W (GRID P40-6Q) vs 300W (Radeon R5 340). Power connectors: PCIe-powered vs None.

FeatureGRID P40-6QRadeon R5 340
TDP
225W
50W-78%
Recommended PSU
350W
300W-14%
Power Connector
PCIe-powered
None
Length
1mm
Slots
0
Perf/Watt
4.0
18.7+368%
💰

Value Analysis

At launch, the GRID P40-6Q came in at $3000, while the Radeon R5 340 launched at $99. On MSRP, Radeon R5 340 was 96.7% cheaper ($2901 less). Performance per dollar on MSRP (G3D Mark / MSRP): 0.3 (GRID P40-6Q) vs 9.4 (Radeon R5 340) — the Radeon R5 340 offers 3033.3% better value. The newer card here is Radeon R5 340 (2017 vs 2013).

FeatureGRID P40-6QRadeon R5 340
MSRP
$3000
$99-97%
Performance per Dollar
0.3
9.4+3033%
Codename
GK104
Lexa
Release
June 28 2013
April 20 2017
Ranking
#628
#773

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