AMD Radeon RX Vega 56 vs AMD Radeon HD 7850
GPU Specs Compare
Graphics Card
Release Date
Aug 2017
Mar 2012
Generation
Vega
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1156 MHz
-
Boost Clock
1471 MHz
-
Memory Clock
800 MHz
1200 MHz
Memory
Memory Size
8GB
2GB
Memory Type
HBM2
GDDR5
Memory Bus
2048bit
256bit
Bandwidth
409.6GB/s
153.6GB/s
Render Config
Compute Units
56
16
Shading Units
3584
1024
TMUs
224
64
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Theoretical Performance
Pixel Rate
94.14 GPixel/s
27.52 GPixel/s
Texture Rate
329.5 GTexel/s
55.04 GTexel/s
FP16 (half)
21.09 TFLOPS
-
FP32 (float)
10.54 TFLOPS
1.761 TFLOPS
FP64 (double)
659.0 GFLOPS
110.1 GFLOPS
Graphics Processor
GPU Name
Vega 10
Pitcairn
GPU Variant
Vega 10 XL(215-0894216)
Pitcairn PRO(215-0828062)
Architecture
GCN 5.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
12.5 billion
2.8 billion
Die Size
495 mm²
212 mm²
Board Design
TDP
210W
130W
Suggested PSU
550 W
300 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
2x 8-pin
1x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.4
5.1
📊 Benchmark
3DMark Time Spy
6,783
1,334
3DMark Time Spy Extreme
3,310
325