Radeon RX 580G vs Radeon RX 7900 XTX
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580G and 24GB VRAM Radeon RX 7900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 580G 's Advantages
Lower TDP (185W vs 355W)
Radeon RX 7900 XTX 's Advantages
Released 4 years and 1 months late
Boost Clock has increased by 88% (2498MHz vs 1330MHz)
More VRAM (24GB vs 8GB)
Larger VRAM bandwidth (960.0GB/s vs 256.0GB/s)
3840 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 580G
6129
Radeon RX 7900 XTX
+901%
61390
Graphics Card
Oct 2018
Release Date
Nov 2022
Polaris
Generation
Navi III
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1257 MHz
Base Clock
1929 MHz
1330 MHz
Boost Clock
2498 MHz
2000 MHz
Memory Clock
2500 MHz
Memory
8GB
Memory Size
24GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
384bit
256.0GB/s
Bandwidth
960.0GB/s
Render Config
36
Compute Units
96
2304
Shading Units
6144
144
TMUs
384
32
ROPs
192
-
RT Cores
96
16 KB (per CU)
L1 Cache
256 KB per Array
2 MB
L2 Cache
6 MB
-
L3 Cache
96 MB
Theoretical Performance
42.56 GPixel/s
Pixel Rate
479.6 GPixel/s
191.5 GTexel/s
Texture Rate
959.2 GTexel/s
6.129 TFLOPS
FP16 (half)
122.8 TFLOPS
6.129 TFLOPS
FP32 (float)
61.39 TFLOPS
383.0 GFLOPS
FP64 (double)
1.918 TFLOPS
Board Design
185W
TDP
355W
450 W
Suggested PSU
750 W
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C
1x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
Polaris 20
GPU Name
Navi 31
Polaris 20 XTX
(215-0910038)
GPU Variant
Navi 31 XTX
(215-145000146)
GCN 4.0
Architecture
RDNA 3.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
5 nm
5.7 billion
Transistors
57.7 billion
232 mm²
Die Size
529 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.2
1.2
Vulkan
1.3
6.4
Shader Model
6.7
