Home GPU Comparison AMD Radeon HD 7970 X2 vs NVIDIA GeForce GTX 690

AMD Radeon HD 7970 X2 vs NVIDIA GeForce GTX 690

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 2GB VRAM GeForce GTX 690 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 X2 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 192.3GB/s)
512 additional rendering cores
NVIDIA GeForce GTX 690 's Advantages
Boost Clock1019MHz
Lower TDP (300W vs 500W)

Score

Benchmark

FP32 (float)
Radeon HD 7970 X2 +21%
3.789 TFLOPS
GeForce GTX 690
3.13 TFLOPS
VS

Graphics Card

Aug 2012
Release Date
May 2012
Southern Islands
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
915 MHz
-
Boost Clock
1019 MHz
1375 MHz
Memory Clock
1502 MHz

Memory

3GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
264.0GB/s
Bandwidth
192.3GB/s

Render Config

32
Compute Units
-
-
-
-
2048
Shading Units
1536
128
TMUs
128
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
768 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

29.60 GPixel/s
Pixel Rate
32.61 GPixel/s
118.4 GTexel/s
Texture Rate
130.4 GTexel/s
-
-
-
3.789 TFLOPS
FP32 (float)
3.130 TFLOPS
947.2 GFLOPS
FP64 (double)
130.4 GFLOPS

Board Design

500W
TDP
300W
900 W
Suggested PSU
700 W
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
3x DVI 1x mini-DisplayPort 1.2
3x 8-pin
Power Connectors
2x 8-pin

Graphics Processor

New Zealand
GPU Name
GK104
-
GPU Variant
GK104-355-A2
GCN 1.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
4.313 billion
Transistors
3.54 billion
352 mm²
Die Size
294 mm²

Graphics Features

12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
5.1
Shader Model
5.1

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