NVIDIA TITAN X Pascal vs AMD Radeon HD 7970 X2
We compared two Desktop platform GPUs: 12GB VRAM TITAN X Pascal and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA TITAN X Pascal 's Advantages
Released 4 years late
Boost Clock1531MHz
More VRAM (12GB vs 3GB)
Larger VRAM bandwidth (480.4GB/s vs 264.0GB/s)
1536 additional rendering cores
Lower TDP (250W vs 500W)
Score
Benchmark
FP32 (float)
TITAN X Pascal
+189%
10.97 TFLOPS
Radeon HD 7970 X2
3.789 TFLOPS
Graphics Card
Aug 2016
Release Date
Aug 2012
GeForce 10
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1417 MHz
Base Clock
-
1531 MHz
Boost Clock
-
1251 MHz
Memory Clock
1375 MHz
Memory
12GB
Memory Size
3GB
GDDR5X
Memory Type
GDDR5
384bit
Memory Bus
384bit
480.4GB/s
Bandwidth
264.0GB/s
Render Config
-
Compute Units
32
28
SM Count
-
3584
Shading Units
2048
224
TMUs
128
96
ROPs
32
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
16 KB (per CU)
3 MB
L2 Cache
768 KB
-
-
-
Theoretical Performance
147.0 GPixel/s
Pixel Rate
29.60 GPixel/s
342.9 GTexel/s
Texture Rate
118.4 GTexel/s
171.5 GFLOPS
FP16 (half)
-
10.97 TFLOPS
FP32 (float)
3.789 TFLOPS
342.9 GFLOPS
FP64 (double)
947.2 GFLOPS
Board Design
250W
TDP
500W
600 W
Suggested PSU
900 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
3x 8-pin
Graphics Processor
GP102
GPU Name
New Zealand
GP102-400-A1
GPU Variant
-
Pascal
Architecture
GCN 1.0
TSMC
Foundry
TSMC
16 nm
Process Size
28 nm
11.8 billion
Transistors
4.313 billion
471 mm²
Die Size
352 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
6.1
CUDA
-
6.4
Shader Model
5.1
