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GPU Comparison
AMD Radeon HD 7970 vs NVIDIA GeForce GTS 250
AMD Radeon HD 7970 vs NVIDIA GeForce GTS 250
VS
AMD Radeon HD 7970
NVIDIA GeForce GTS 250
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 1024MB VRAM GeForce GTS 250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7970 's Advantages
Released 2 years and 9 months late
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (264.0GB/s vs 64.00GB/s)
1920 additional rendering cores
NVIDIA GeForce GTS 250 's Advantages
Lower TDP (150W vs 250W)
Score
Benchmark
FP32 (float)
Radeon HD 7970
+879%
3.789 TFLOPS
GeForce GTS 250
0.387 TFLOPS
Radeon HD 7970
VS
GeForce GTS 250
Graphics Card
Dec 2011
Release Date
Mar 2009
Southern Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1375 MHz
Memory Clock
1000 MHz
Memory
3GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
256bit
264.0GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
16
32
Compute Units
-
2048
Shading Units
128
128
TMUs
64
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
64 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
11.23 GPixel/s
118.4 GTexel/s
Texture Rate
44.93 GTexel/s
-
FP16 (half)
-
3.789 TFLOPS
FP32 (float)
387.1 GFLOPS
947.2 GFLOPS
FP64 (double)
-
Graphics Processor
Tahiti
GPU Name
G92B
Tahiti XT (215-0821060)
GPU Variant
G92-428-B1
GCN 1.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
4.313 billion
Transistors
0.754 billion
352 mm²
Die Size
260 mm²
Board Design
250W
TDP
150W
600 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.1
5.1
Shader Model
4.0
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