AMD Radeon Pro Vega 56 vs AMD Radeon RX 6600 XT
GPU · Specs Compare
Graphics Card
Release Date
Aug 2017
Jul 2021
Generation
Radeon Pro Mac
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1138 MHz
1968 MHz
Boost Clock
1250 MHz
2589 MHz
Memory Clock
786 MHz
2000 MHz
Memory
Memory Size
8GB
8GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
128bit
Bandwidth
402.4GB/s
256.0GB/s
Render Config
Compute Units
56
32
Shading Units
3584
2048
TMUs
224
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
80.00 GPixel/s
165.7 GPixel/s
Texture Rate
280.0 GTexel/s
331.4 GTexel/s
FP16 (half)
17.92 TFLOPS
21.21 TFLOPS
FP32 (float)
8.960 TFLOPS
10.60 TFLOPS
FP64 (double)
560.0 GFLOPS
662.8 GFLOPS
Graphics Processor
GPU Name
Vega 10
Navi 23
GPU Variant
Vega 10 XL(215-0894216)
Navi 23 XT(215-130000006)
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
210W
160W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
—
450 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
Benchmark
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
Blender
—
1,213
Cyberpunk 2077 1080p
—
58
Battlefield 5 1440p
—
111
GTA 5 2160p
—
61
GTA 5 1440p
—
82
GTA 5 1080p
—
149
▲ Specs Compare
Data sourced from official specifications and benchmark tests.