AMD Radeon RX 6800 XT vs AMD Radeon Pro 575
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Jun 2017
Generation
Navi II
Radeon Pro Mac
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1825 MHz
-
Boost Clock
2250 MHz
-
Memory Clock
2000 MHz
1695 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
217.0GB/s
Render Config
Compute Units
72
32
Shading Units
4608
2048
TMUs
288
128
ROPs
128
32
RT Cores
72
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
2 MB
L3 Cache
128 MB
-
Theoretical Performance
Pixel Rate
288.0 GPixel/s
35.07 GPixel/s
Texture Rate
648.0 GTexel/s
140.3 GTexel/s
FP16 (half)
41.47 TFLOPS
4.489 TFLOPS
FP32 (float)
20.74 TFLOPS
4.489 TFLOPS
FP64 (double)
1296 GFLOPS
280.6 GFLOPS
Graphics Processor
GPU Name
Navi 21
Polaris 20
GPU Variant
Navi 21 XT(215-121000177)
Polaris 20 XL(215-0910052)
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
26.8 billion
5.7 billion
Die Size
520 mm²
232 mm²
Board Design
TDP
300W
150W
Suggested PSU
700 W
-
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
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
19,329
3,393
3DMark Time Spy Extreme
-
1,351