NVIDIA GeForce GTX 870M vs AMD Radeon Pro Vega 56
GPU Specs Compare
Graphics Card
Release Date
Mar 2014
Aug 2017
Generation
GeForce 800M
Radeon Pro Mac
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Base Clock
941 MHz
1138 MHz
Boost Clock
967 MHz
1250 MHz
Memory Clock
1250 MHz
786 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
HBM2
Memory Bus
192bit
2048bit
Bandwidth
120.0GB/s
402.4GB/s
Render Config
Shading Units
1344
3584
TMUs
112
224
ROPs
24
64
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
384 KB
4 MB
Compute Units
-
56
Theoretical Performance
Pixel Rate
27.08 GPixel/s
80.00 GPixel/s
Texture Rate
108.3 GTexel/s
280.0 GTexel/s
FP32 (float)
2.599 TFLOPS
8.960 TFLOPS
FP64 (double)
108.3 GFLOPS
560.0 GFLOPS
FP16 (half)
-
17.92 TFLOPS
Graphics Processor
GPU Name
GK104
Vega 10
GPU Variant
N15E-GT-A2
Vega 10 XL(215-0894216)
Architecture
Kepler
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
3.54 billion
12.5 billion
Die Size
294 mm²
495 mm²
Board Design
TDP
100W
210W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
None
Graphics Features
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.2
CUDA
3.0
-
Shader Model
5.1
6.4