AMD Radeon HD 7970 GHz Edition vs NVIDIA GeForce GTX 670
GPU Specs Compare
Graphics Card
Release Date
Jun 2012
May 2012
Generation
Southern Islands
GeForce 600
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
915 MHz
Boost Clock
1050 MHz
980 MHz
Memory Clock
1500 MHz
1502 MHz
Memory
Memory Size
3GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.0GB/s
192.3GB/s
Render Config
Compute Units
32
-
Shading Units
2048
1344
TMUs
128
112
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
768 KB
512 KB
Theoretical Performance
Pixel Rate
33.60 GPixel/s
27.44 GPixel/s
Texture Rate
134.4 GTexel/s
109.8 GTexel/s
FP32 (float)
4.301 TFLOPS
2.634 TFLOPS
FP64 (double)
1075 GFLOPS
109.8 GFLOPS
Graphics Processor
GPU Name
Tahiti
GK104
GPU Variant
Tahiti XT2(215-0821065)
GK104-325-A2
Architecture
GCN 1.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
3.54 billion
Die Size
352 mm²
294 mm²
Board Design
TDP
300W
170W
Suggested PSU
700 W
450 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.1
Shader Model
5.1
5.1
CUDA
-
3.0