AMD Radeon RX 580 Mobile vs AMD Radeon RX 7800 XT
GPU Specs Compare
Graphics Card
Release Date
Apr 2017
Aug 2023
Generation
Mobility Radeon
Navi III
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1295 MHz
Boost Clock
1077 MHz
2430 MHz
Memory Clock
2000 MHz
2438 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
624.1GB/s
Render Config
Compute Units
36
60
Shading Units
2304
3840
TMUs
144
240
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
2 MB
4 MB
RT Cores
-
60
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
34.46 GPixel/s
233.3 GPixel/s
Texture Rate
155.1 GTexel/s
583.2 GTexel/s
FP16 (half)
4.963 TFLOPS
74.65 TFLOPS
FP32 (float)
4.963 TFLOPS
37.32 TFLOPS
FP64 (double)
310.2 GFLOPS
1166.4 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Navi 32
GPU Variant
Polaris 20M XT
Navi 32 XT(215-180000006)
Architecture
GCN 4.0
RDNA 3.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
5.7 billion
28.1 billion
Die Size
232 mm²
346 mm²
Board Design
TDP
100W
263W
Outputs
No outputs
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
2x 8-pin
Suggested PSU
-
600 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.4
6.8
📊 Benchmark
3DMark Time Spy
3,553
20,086
3DMark Time Spy Extreme
1,626
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