GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
NVIDIA GeForce GTX 950
69%
69%
AMD Radeon HD 7970 GHz Edition
144%
144%
AMD Radeon HD 7970 GHz Edition is approximately 75% faster
Technical Specifications
| Specification | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Graphics ProcessorDifferent | GM206 | Tahiti |
| CoresDifferent | 768 | 2048 |
| TMUsDifferent | 48 | 128 |
| ROPs | 32 | 32 |
| Memory SizeDifferent | 2 GB | 3 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 128 bit | 384 bit |
Graphics Processor
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| GPU NameDifferent | GM206 | Tahiti |
| GPU VariantDifferent | GM206-250-A1 | Tahiti XT2(215-0821065) |
| ArchitectureDifferent | Maxwell 2.0 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 28 nm |
| TransistorsDifferent | 2,940 million | 4,313 million |
| DensityDifferent | 12.9M / mm² | 12.3M / mm² |
| Die SizeDifferent | 228 mm² | 352 mm² |
| Chip PackageDifferent | BGA-1428 | N/A |
Graphics Card
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Release DateDifferent | Aug 20th, 2015 | Jun 22nd, 2012 |
| GenerationDifferent | GeForce 900 | Southern Islands(HD 7900) |
| PredecessorDifferent | GeForce 700 | Northern Islands |
| SuccessorDifferent | GeForce 10 | Sea Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 159 USD | 499 USD |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| ReviewsDifferent | 76 in our database | 191 in our database |
Clock Speeds
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Base ClockDifferent | 1024 MHz | 1000 MHz |
| Boost ClockDifferent | 1188 MHz | 1050 MHz |
| Memory ClockDifferent | 1653 MHz6.6 Gbps effective | 1500 MHz6 Gbps effective |
Memory
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Memory SizeDifferent | 2 GB | 3 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 128 bit | 384 bit |
| BandwidthDifferent | 105.8 GB/s | 288.0 GB/s |
Render Config
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Shading UnitsDifferent | 768 | 2048 |
| TMUsDifferent | 48 | 128 |
| ROPs | 32 | 32 |
| SMM CountDifferent | 6 | N/A |
| L1 CacheDifferent | 48 KB (per SMM) | 16 KB (per CU) |
| L2 CacheDifferent | 1024 KB | 768 KB |
| Compute UnitsDifferent | N/A | 32 |
Theoretical Performance
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Pixel RateDifferent | 38.02 GPixel/s | 33.60 GPixel/s |
| Texture RateDifferent | 57.02 GTexel/s | 134.4 GTexel/s |
| FP32 (float)Different | 1.825 TFLOPS | 4.301 TFLOPS |
| FP64 (double)Different | 57.02 GFLOPS (1:32) | 1,075.2 GFLOPS (1:4) |
Board Design
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| Slot Width | Dual-slot | Dual-slot |
| LengthDifferent | 202 mm8 inches | 275 mm10.8 inches |
| TDPDifferent | 90 W | 300 W |
| Suggested PSUDifferent | 250 W | 700 W |
| OutputsDifferent | 1x DVI1x HDMI 2.03x DisplayPort 1.2 | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power ConnectorsDifferent | 1x 6-pin | 1x 6-pin + 1x 8-pin |
| HeightDifferent | N/A | 111 mm4.4 inches |
| WidthDifferent | N/A | 38 mm1.5 inches |
| Board NumberDifferent | N/A | 109-C38637-00 |
Graphics Features
| Feature | NVIDIA GeForce GTX 950 | AMD Radeon HD 7970 GHz Edition |
|---|---|---|
| DirectXDifferent | 12 (12_1) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCLDifferent | 3.0 | 2.1 (1.2) |
| VulkanDifferent | 1.3 | 1.2.170 |
| CUDADifferent | 5.2 | N/A |
| Shader ModelDifferent | 6.8 | 6.5 (5.1) |
Comparison Summary
7
Specifications Compared
8
Feature Categories
50
Detailed Features
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