AMD Radeon Pro Vega 64X vs AMD Radeon RX 6600 LE
GPU Specs Compare
Graphics Card
Release Date
Mar 2019
Dec 2023
Generation
Radeon Pro Mac
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1250 MHz
1626 MHz
Boost Clock
1468 MHz
2495 MHz
Memory Clock
1000 MHz
1750 MHz
Memory
Memory Size
16GB
8GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
128bit
Bandwidth
512.0GB/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
93.95 GPixel/s
159.7 GPixel/s
Texture Rate
375.8 GTexel/s
279.4 GTexel/s
FP16 (half)
24.05 TFLOPS
17.88 TFLOPS
FP32 (float)
12.03 TFLOPS
8.942 TFLOPS
FP64 (double)
751.6 GFLOPS
558.9 GFLOPS
Graphics Processor
GPU Name
Vega 10
Navi 23
GPU Variant
Vega 10 XT(215-0894200)
Navi 23 XL(215-130000016)
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
250W
132W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
-
300 W
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
6.7