AMD Radeon RX 6800 vs AMD Radeon Pro Vega 56
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Aug 2017
Generation
Navi II
Radeon Pro Mac
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1700 MHz
1138 MHz
Boost Clock
2105 MHz
1250 MHz
Memory Clock
2000 MHz
786 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
HBM2
Memory Bus
256bit
2048bit
Bandwidth
512.0GB/s
402.4GB/s
Render Config
Compute Units
60
56
Shading Units
3840
3584
TMUs
240
224
ROPs
96
64
RT Cores
60
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
—
Theoretical Performance
Pixel Rate
202.1 GPixel/s
80.00 GPixel/s
Texture Rate
505.2 GTexel/s
280.0 GTexel/s
FP16 (half)
32.33 TFLOPS
17.92 TFLOPS
FP32 (float)
16.17 TFLOPS
8.960 TFLOPS
FP64 (double)
1010 GFLOPS
560.0 GFLOPS
Graphics Processor
GPU Name
Navi 21
Vega 10
GPU Variant
Navi 21 XL(215-121000187)
Vega 10 XL(215-0894216)
Architecture
RDNA 2.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
26.8 billion
12.5 billion
Die Size
520 mm²
495 mm²
Board Design
TDP
250W
210W
Suggested PSU
600 W
—
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.5
6.4
Benchmark
3DMark Time Spy
16,182
—
3DMark Time Spy Extreme
7,771
—
3DMark Speed Way
3,062
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.