AMD Radeon Pro Vega II vs AMD Radeon RX 6600 XT
GPU Specs Compare
Graphics Card
Release Date
Jun 2019
Jul 2021
Generation
Radeon Pro Mac
Navi II
Type
Desktop
Desktop
Bus Interface
Apple MPX
PCIe 4.0 x8
Clock Speeds
Base Clock
1574 MHz
1968 MHz
Boost Clock
1720 MHz
2589 MHz
Memory Clock
806 MHz
2000 MHz
Memory
Memory Size
32GB
8GB
Memory Type
HBM2
GDDR6
Memory Bus
4096bit
128bit
Bandwidth
825.3GB/s
256.0GB/s
Render Config
Compute Units
64
32
Shading Units
4096
2048
TMUs
256
128
ROPs
64
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
2 MB
RT Cores
-
32
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
110.1 GPixel/s
165.7 GPixel/s
Texture Rate
440.3 GTexel/s
331.4 GTexel/s
FP16 (half)
28.18 TFLOPS
21.21 TFLOPS
FP32 (float)
14.09 TFLOPS
10.60 TFLOPS
FP64 (double)
7.045 TFLOPS
662.8 GFLOPS
Graphics Processor
GPU Name
Vega 20
Navi 23
GPU Variant
Vega 20 XT
Navi 23 XT(215-130000006)
Architecture
GCN 5.1
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
13.23 billion
11.06 billion
Die Size
331 mm²
237 mm²
Board Design
TDP
475W
160W
Suggested PSU
850 W
450 W
Outputs
1x HDMI 2.0b4x Thunderbolt
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.7
6.7
📊 Benchmark
Blender
832
1,213
3DMark Time Spy
-
9,656
3DMark Time Spy Extreme
-
4,399
3DMark Speed Way
-
1,675
Battlefield 5 1080p
-
144
Shadow of the Tomb Raider 2160p
-
38
Cyberpunk 2077 2160p
-
29
Shadow of the Tomb Raider 1440p
-
72
Cyberpunk 2077 1440p
-
36
Shadow of the Tomb Raider 1080p
-
119
Battlefield 5 2160p
-
58
Cyberpunk 2077 1080p
-
58
Battlefield 5 1440p
-
111
GTA 5 2160p
-
61
GTA 5 1440p
-
82
GTA 5 1080p
-
149