AMD Radeon RX 6800 XT vs AMD Radeon RX 6550S
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Jan 2023
Generation
Navi II
Navi Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1825 MHz
2000 MHz
Boost Clock
2250 MHz
2400 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
64bit
Bandwidth
512.0GB/s
128.0GB/s
Render Config
Compute Units
72
16
Shading Units
4608
1024
TMUs
288
64
ROPs
128
32
RT Cores
72
16
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
4 MB
1024 KB
L3 Cache
128 MB
16 MB
Theoretical Performance
Pixel Rate
288.0 GPixel/s
76.80 GPixel/s
Texture Rate
648.0 GTexel/s
153.6 GTexel/s
FP16 (half)
41.47 TFLOPS
9.830 TFLOPS
FP32 (float)
20.74 TFLOPS
4.915 TFLOPS
FP64 (double)
1296 GFLOPS
307.2 GFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 24
GPU Variant
Navi 21 XT(215-121000177)
Navi 24
Architecture
RDNA 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
6 nm
Transistors
26.8 billion
5.4 billion
Die Size
520 mm²
107 mm²
Board Design
TDP
300W
50W
Suggested PSU
700 W
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Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Portable Device Dependent
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.3
1.3
Shader Model
6.5
6.7
Benchmark
3DMark Time Spy
19,329
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▲ Specs Compare
Data sourced from official specifications and benchmark tests.