Radeon HD 7970 X2 vs GeForce GTX 480
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 1536MB VRAM GeForce GTX 480 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7970 X2 's Advantages
Released 2 years and 5 months late
More VRAM (3GB vs 1536GB)
Larger VRAM bandwidth (264.0GB/s vs 177.4GB/s)
1568 additional rendering cores
GeForce GTX 480 's Advantages
Lower TDP (250W vs 500W)
Score
Benchmark
FP32 (float)
Radeon HD 7970 X2
+181%
3789
GeForce GTX 480
1345
Graphics Card
Aug 2012
Release Date
Mar 2010
Southern Islands
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1375 MHz
Memory Clock
924 MHz
Memory
3GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
384bit
264.0GB/s
Bandwidth
177.4GB/s
Render Config
32
Compute Units
-
-
SM Count
15
2048
Shading Units
480
128
TMUs
60
32
ROPs
48
16 KB (per CU)
L1 Cache
64 KB (per SM)
768 KB
L2 Cache
768 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
21.03 GPixel/s
118.4 GTexel/s
Texture Rate
42.06 GTexel/s
3.789 TFLOPS
FP32 (float)
1345 GFLOPS
947.2 GFLOPS
FP64 (double)
168.1 GFLOPS
Board Design
500W
TDP
250W
900 W
Suggested PSU
600 W
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
Outputs
2x DVI
1x mini-HDMI 1.3a
3x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
New Zealand
GPU Name
GF100
-
GPU Variant
GF100-375-A3
GCN 1.0
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
4.313 billion
Transistors
3.1 billion
352 mm²
Die Size
529 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.0
5.1
Shader Model
5.1