AMD Radeon RX Vega 64 Liquid Cooling vs AMD Radeon RX 6600M
GPU Specs Compare
Graphics Card
Release Date
Aug 2017
May 2021
Generation
Vega
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1406 MHz
2068 MHz
Boost Clock
1677 MHz
2416 MHz
Memory Clock
945 MHz
1750 MHz
Memory
Memory Size
8GB
8GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
128bit
Bandwidth
483.8GB/s
224.0GB/s
Render Config
Compute Units
64
28
Shading Units
4096
1792
TMUs
256
112
ROPs
64
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
2 MB
RT Cores
-
28
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
107.3 GPixel/s
154.6 GPixel/s
Texture Rate
429.3 GTexel/s
270.6 GTexel/s
FP16 (half)
27.48 TFLOPS
17.32 TFLOPS
FP32 (float)
13.74 TFLOPS
8.659 TFLOPS
FP64 (double)
858.6 GFLOPS
541.2 GFLOPS
Graphics Processor
GPU Name
Vega 10
Navi 23
GPU Variant
Vega 10 XTX
-
Architecture
GCN 5.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
12.5 billion
11.06 billion
Die Size
495 mm²
237 mm²
Board Design
TDP
345W
100W
Suggested PSU
700 W
-
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.3
Shader Model
6.4
6.5