AMD Radeon HD 7970 X2 vs NVIDIA GeForce GTX 970
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Sep 2014
Generation
Southern Islands
GeForce 900
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1753 MHz
Base Clock
-
1050 MHz
Boost Clock
-
1178 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
264.0GB/s
224.4GB/s
Render Config
Compute Units
32
-
Shading Units
2048
1664
TMUs
128
104
ROPs
32
56
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
65.97 GPixel/s
Texture Rate
118.4 GTexel/s
122.5 GTexel/s
FP32 (float)
3.789 TFLOPS
3.920 TFLOPS
FP64 (double)
947.2 GFLOPS
122.5 GFLOPS
Graphics Processor
GPU Name
New Zealand
GM204
Architecture
GCN 1.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
5.2 billion
Die Size
352 mm²
398 mm²
GPU Variant
-
GM204-200-A1
Board Design
TDP
500W
148W
Suggested PSU
900 W
300 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
3x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.4
CUDA
-
5.2
📊 Benchmark
3DMark Time Spy
-
3,646
3DMark Time Spy Extreme
-
1,683
OctaneBench
-
77
Shadow of the Tomb Raider 2160p
-
15
Shadow of the Tomb Raider 1440p
-
30
Shadow of the Tomb Raider 1080p
-
40
Blender
-
305