AMD Radeon RX 6800M vs AMD Radeon RX Vega 64 Liquid Cooling
GPU Specs Compare
Graphics Card
Release Date
May 2021
Aug 2017
Generation
Mobility Radeon
Vega
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2116 MHz
1406 MHz
Boost Clock
2390 MHz
1677 MHz
Memory Clock
2000 MHz
945 MHz
Memory
Memory Size
12GB
8GB
Memory Type
GDDR6
HBM2
Memory Bus
192bit
2048bit
Bandwidth
384.0GB/s
483.8GB/s
Render Config
Compute Units
40
64
Shading Units
2560
4096
TMUs
160
256
ROPs
64
64
RT Cores
40
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
3 MB
4 MB
L3 Cache
96 MB
-
Theoretical Performance
Pixel Rate
153.0 GPixel/s
107.3 GPixel/s
Texture Rate
382.4 GTexel/s
429.3 GTexel/s
FP16 (half)
24.47 TFLOPS
27.48 TFLOPS
FP32 (float)
12.24 TFLOPS
13.74 TFLOPS
FP64 (double)
764.8 GFLOPS
858.6 GFLOPS
Graphics Processor
GPU Name
Navi 22
Vega 10
GPU Variant
Navi 22 XTM
Vega 10 XTX
Architecture
RDNA 2.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
17.2 billion
12.5 billion
Die Size
335 mm²
495 mm²
Board Design
TDP
145W
345W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
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
11,498
-
3DMark Time Spy Extreme
5,418
-
3DMark Speed Way
2,096
-
Blender
1,568
-