
GeForce GTX 745

Radeon HD 6870
GeForce GTX 745 vs Radeon HD 6870 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.
GeForce GTX 745 vs Radeon HD 6870 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
GeForce GTX 745 vs Radeon HD 6870: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce GTX 745
2014Why buy it
- ✅Costs $159 less on MSRP ($80 MSRP vs $239 MSRP).
- ✅Delivers 187.9% more G3D Mark for each dollar spent, at 26.6 vs 9.2 G3D/$ ($80 MSRP vs $239 MSRP).
- ✅100% more VRAM for high-resolution textures and newer games (4 GB vs 2 GB).
- ✅Draws 55W instead of 151W, a 96W reduction.
- ✅Measures 145mm instead of 247mm, a 102mm shorter card that is more SFF-friendly.
Trade-offs
- ❌Lower average FPS than Radeon HD 6870 across 50 tracked games in our benchmark data.
- ❌2014 hardware with 4 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
Radeon HD 6870
2010Why buy it
- ✅43.2% more average FPS across 50 tracked games in our benchmark data.
Trade-offs
- ❌Less VRAM, with 2 GB vs 4 GB for high-resolution textures and newer games.
- ❌2010 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌198.8% HIGHER MSRP$239 MSRPvs$80 MSRP
- ❌Lower G3D Mark per dollar, at 9.2 vs 26.6 G3D/$ ($239 MSRP vs $80 MSRP).
- ❌174.5% higher power demand at 151W vs 55W.
Quick Answers
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GeForce GTX 745 vs Radeon HD 6870 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

GeForce GTX 745
The GeForce GTX 745 is manufactured by NVIDIA. It was released in February 18 2014. It features the Maxwell architecture. The core clock ranges from 1020 MHz to 1085 MHz. It has 512 shading units. The thermal design power (TDP) is 55W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,126 points. Launch price was $119.

Radeon HD 6870
The Radeon HD 6870 is manufactured by AMD. It was released in October 21 2010. It features the TeraScale 2 architecture. The boost clock speed is 900 MHz. It has 1120 shading units. The thermal design power (TDP) is 151W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 2,206 points. Launch price was $239.
Graphics Performance
The GeForce GTX 745 scores 2,126 and the Radeon HD 6870 reaches 2,206 in the G3D Mark benchmark — just a 3.8% difference, making them near-identical in rasterization performance. The GeForce GTX 745 is built on Maxwell while the Radeon HD 6870 uses TeraScale 2, both on 28 nm vs 40 nm. Shader units: 512 (GeForce GTX 745) vs 1,120 (Radeon HD 6870). Raw compute: 1.111 TFLOPS (GeForce GTX 745) vs 2.016 TFLOPS (Radeon HD 6870). Boost clocks: 1085 MHz vs 900 MHz.
| Feature | GeForce GTX 745 | Radeon HD 6870 |
|---|---|---|
| G3D Mark Score | 2,126 | 2,206+4% |
| Architecture | Maxwell | TeraScale 2 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 512 | 1120+119% |
| Compute (TFLOPS) | 1.111 TFLOPS | 2.016 TFLOPS+81% |
| Boost Clock | 1085 MHz+21% | 900 MHz |
| ROPs | 16 | 32+100% |
| TMUs | 32 | 56+75% |
| L1 Cache | 256 KB+14% | 224 KB |
| L2 Cache | 2 MB+300% | 0.5 MB |
Advanced Features (DLSS/FSR)
The GeForce GTX 745 gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon HD 6870 leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce GTX 745 | Radeon HD 6870 |
|---|---|---|
| Upscaling Tech | Upscaling support | FSR Upscaling / FSR 4 |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce GTX 745 has 4 GB of VRAM, while the Radeon HD 6870 carries 2 GB. GeForce GTX 745 gives you 100% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce GTX 745 and 128-bit on the Radeon HD 6870. L2 Cache: 2 MB (GeForce GTX 745) vs 0.5 MB (Radeon HD 6870) — the GeForce GTX 745 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GTX 745 | Radeon HD 6870 |
|---|---|---|
| VRAM Capacity | 4 GB+100% | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | 80 GB/s | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 2 MB+300% | 0.5 MB |
Display & API Support
DirectX support: 12 (11_0) (GeForce GTX 745) vs 11.0 (Radeon HD 6870). Vulkan: 1.4 vs N/A. OpenGL: 4.6 vs 4.4. Maximum simultaneous displays: 3 vs 6.
| Feature | GeForce GTX 745 | Radeon HD 6870 |
|---|---|---|
| DirectX | 12 (11_0)+9% | 11.0 |
| Vulkan | 1.4 | N/A |
| OpenGL | 4.6+5% | 4.4 |
| Max Displays | 3 | 6+100% |
Media & Encoding
Hardware encoder: NVENC 4th Gen (GeForce GTX 745) vs None (Radeon HD 6870). Decoder: PureVideo HD VP6 vs UVD 3.0. Supported codecs: H.264,VC-1,MPEG-2,MPEG-4 ASP (GeForce GTX 745) vs MPEG-2,VC-1,H.264,MPEG-4,MVC (Radeon HD 6870).
| Feature | GeForce GTX 745 | Radeon HD 6870 |
|---|---|---|
| Encoder | NVENC 4th Gen | None |
| Decoder | PureVideo HD VP6 | UVD 3.0 |
| Codecs | H.264,VC-1,MPEG-2,MPEG-4 ASP | MPEG-2,VC-1,H.264,MPEG-4,MVC |
Power & Dimensions
The GeForce GTX 745 draws 55W versus the Radeon HD 6870's 151W — a 93.2% difference. The GeForce GTX 745 is more power-efficient. Recommended PSU: 300W (GeForce GTX 745) vs 500W (Radeon HD 6870). Power connectors: 1x 6-pin vs 2x 6-pin. Card length: 145mm vs 247mm, occupying 1 vs 2 slots. Typical load temperature: 75°C vs 85.
| Feature | GeForce GTX 745 | Radeon HD 6870 |
|---|---|---|
| TDP | 55W-64% | 151W |
| Recommended PSU | 300W-40% | 500W |
| Power Connector | 1x 6-pin | 2x 6-pin |
| Length | 145mm | 247mm |
| Height | 69mm | 111mm |
| Slots | 1-50% | 2 |
| Temp (Load) | 75°C-12% | 85 |
| Perf/Watt | 38.7+165% | 14.6 |
Value Analysis
At launch, the GeForce GTX 745 came in at $80, while the Radeon HD 6870 launched at $239. On MSRP, GeForce GTX 745 was 66.5% cheaper ($159 less). Performance per dollar on MSRP (G3D Mark / MSRP): 26.6 (GeForce GTX 745) vs 9.2 (Radeon HD 6870) — the GeForce GTX 745 offers 189.1% better value. The newer card here is GeForce GTX 745 (2014 vs 2010).
| Feature | GeForce GTX 745 | Radeon HD 6870 |
|---|---|---|
| MSRP | $80-67% | $239 |
| Performance per Dollar | 26.6+189% | 9.2 |
| Codename | GM107 | Barts |
| Release | February 18 2014 | October 21 2010 |
| Ranking | #559 | #661 |
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