NVIDIA TITAN Xp vs AMD Radeon HD 7870 XT
GPU Specs Compare
Graphics Card
Release Date
Apr 2017
Nov 2012
Generation
GeForce 10
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1405 MHz
925 MHz
Boost Clock
1582 MHz
975 MHz
Memory Clock
1426 MHz
1500 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR5X
GDDR5
Memory Bus
384bit
256bit
Bandwidth
547.6GB/s
192.0GB/s
Render Config
SM Count
30
-
Shading Units
3840
1536
TMUs
240
96
ROPs
96
32
L1 Cache
48 KB (per SM)
16 KB (per CU)
L2 Cache
3 MB
512 KB
Compute Units
-
24
Theoretical Performance
Pixel Rate
151.9 GPixel/s
31.20 GPixel/s
Texture Rate
379.7 GTexel/s
93.60 GTexel/s
FP16 (half)
189.8 GFLOPS
-
FP32 (float)
12.15 TFLOPS
2.995 TFLOPS
FP64 (double)
379.7 GFLOPS
748.8 GFLOPS
Graphics Processor
GPU Name
GP102
Tahiti
GPU Variant
GP102-450-A1
Tahiti LE(215-0821122)
Architecture
Pascal
GCN 1.0
Foundry
TSMC
TSMC
Process Size
16 nm
28 nm
Transistors
11.8 billion
4.313 billion
Die Size
471 mm²
352 mm²
Board Design
TDP
250W
185W
Suggested PSU
600 W
450 W
Outputs
1x HDMI 2.03x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
6.1
-
Shader Model
6.8
5.1