AMD Radeon RX 7800 XT vs AMD Radeon RX 6550S
GPU · Specs Compare
Graphics Card
Release Date
Aug 2023
Jan 2023
Generation
Navi III
Navi Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1295 MHz
2000 MHz
Boost Clock
2430 MHz
2400 MHz
Memory Clock
2438 MHz
2000 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
64bit
Bandwidth
624.1GB/s
128.0GB/s
Render Config
Compute Units
60
16
Shading Units
3840
1024
TMUs
240
64
ROPs
96
32
RT Cores
60
16
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
4 MB
1024 KB
L3 Cache
64 MB
16 MB
Theoretical Performance
Pixel Rate
233.3 GPixel/s
76.80 GPixel/s
Texture Rate
583.2 GTexel/s
153.6 GTexel/s
FP16 (half)
74.65 TFLOPS
9.830 TFLOPS
FP32 (float)
37.32 TFLOPS
4.915 TFLOPS
FP64 (double)
1166.4 GFLOPS
307.2 GFLOPS
Graphics Processor
GPU Name
Navi 32
Navi 24
GPU Variant
Navi 32 XT(215-180000006)
Navi 24
Architecture
RDNA 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
28.1 billion
5.4 billion
Die Size
346 mm²
107 mm²
Board Design
TDP
263W
50W
Suggested PSU
600 W
—
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
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
2.2
2.2
Vulkan
1.3
1.3
Shader Model
6.8
6.7
Benchmark
3DMark Time Spy
20,086
—
3DMark Time Spy Extreme
9,448
—
3DMark Speed Way
3,978
—
Shadow of the Tomb Raider 2160p
82
—
Cyberpunk 2077 2160p
38
—
Shadow of the Tomb Raider 1440p
158
—
Cyberpunk 2077 1440p
82
—
Shadow of the Tomb Raider 1080p
234
—
Cyberpunk 2077 1080p
126
—
GTA 5 2160p
140
—
GTA 5 1440p
140
—
GTA 5 1080p
190
—
Horizon Forbidden West 1080p
98
—
Horizon Forbidden West 1440p
81
—
Horizon Forbidden West 2160p
52
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.