AMD Radeon Pro Vega 56 vs AMD Radeon HD 6870 1600SP Edition
GPU Specs Compare
Graphics Card
Release Date
Aug 2017
Jan 2013
Generation
Radeon Pro Mac
Northern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1138 MHz
-
Boost Clock
1250 MHz
-
Memory Clock
786 MHz
1050 MHz
Memory
Memory Size
8GB
1024MB
Memory Type
HBM2
GDDR5
Memory Bus
2048bit
256bit
Bandwidth
402.4GB/s
134.4GB/s
Render Config
Compute Units
56
20
Shading Units
3584
1600
TMUs
224
80
ROPs
64
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
4 MB
512 KB
Theoretical Performance
Pixel Rate
80.00 GPixel/s
27.20 GPixel/s
Texture Rate
280.0 GTexel/s
68.00 GTexel/s
FP16 (half)
17.92 TFLOPS
-
FP32 (float)
8.960 TFLOPS
2.720 TFLOPS
FP64 (double)
560.0 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
Vega 10
Cypress
GPU Variant
Vega 10 XL(215-0894216)
Cypress XT(215-0735033)
Architecture
GCN 5.0
TeraScale 2
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
40 nm
Transistors
12.5 billion
2.154 billion
Die Size
495 mm²
334 mm²
Board Design
TDP
210W
175W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
None
2x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 (12_1)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.1
1.2
Vulkan
1.2
N/A
Shader Model
6.4
5.0