AMD Radeon RX 6800 vs AMD Radeon RX Vega M GH
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Feb 2018
Generation
Navi II
Vega
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
IGP
Clock Speeds
Base Clock
1700 MHz
1063 MHz
Boost Clock
2105 MHz
1190 MHz
Memory Clock
2000 MHz
800 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
HBM2
Memory Bus
256bit
1024bit
Bandwidth
512.0GB/s
204.8GB/s
Render Config
Compute Units
60
24
Shading Units
3840
1536
TMUs
240
96
ROPs
96
64
RT Cores
60
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
1024 KB
L3 Cache
128 MB
-
Theoretical Performance
Pixel Rate
202.1 GPixel/s
76.16 GPixel/s
Texture Rate
505.2 GTexel/s
114.2 GTexel/s
FP16 (half)
32.33 TFLOPS
3.656 TFLOPS
FP32 (float)
16.17 TFLOPS
3.656 TFLOPS
FP64 (double)
1010 GFLOPS
228.5 GFLOPS
Graphics Processor
GPU Name
Navi 21
Polaris 22
GPU Variant
Navi 21 XL(215-121000187)
VegaM XT(C7398773)
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
26.8 billion
5 billion
Die Size
520 mm²
208 mm²
Board Design
TDP
250W
100W
Suggested PSU
600 W
-
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
2x 8-pin
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
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
-