Radeon RX 6500 XT vs Radeon RX 580X
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6500 XT and 8GB VRAM Radeon RX 580X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6500 XT 's Advantages
Released 3 years and 9 months late
Boost Clock has increased by 110% (2815MHz vs 1340MHz)
Lower TDP (107W vs 185W)
Radeon RX 580X 's Advantages
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (256.0GB/s vs 143.9GB/s)
1280 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6500 XT
5765
Radeon RX 580X
+7%
6175
Graphics Card
Jan 2022
Release Date
Apr 2018
Navi II
Generation
Polaris
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 3.0 x16
Clock Speeds
2310 MHz
Base Clock
1257 MHz
2815 MHz
Boost Clock
1340 MHz
2248 MHz
Memory Clock
2000 MHz
Memory
4GB
Memory Size
8GB
GDDR6
Memory Type
GDDR5
64bit
Memory Bus
256bit
143.9GB/s
Bandwidth
256.0GB/s
Render Config
16
Compute Units
36
1024
Shading Units
2304
64
TMUs
144
32
ROPs
32
16
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
2 MB
16 MB
L3 Cache
-
Theoretical Performance
90.08 GPixel/s
Pixel Rate
42.88 GPixel/s
180.2 GTexel/s
Texture Rate
193.0 GTexel/s
11.53 TFLOPS
FP16 (half)
6.175 TFLOPS
5.765 TFLOPS
FP32 (float)
6.175 TFLOPS
360.3 GFLOPS
FP64 (double)
385.9 GFLOPS
Board Design
107W
TDP
185W
300 W
Suggested PSU
450 W
1x HDMI 2.1
1x DisplayPort 1.4a
Outputs
1x HDMI 2.0b
3x DisplayPort 1.4a
1x 6-pin
Power Connectors
1x 8-pin
Graphics Processor
Navi 24
GPU Name
Polaris 20
Navi 24 XT
(215-135000006)
GPU Variant
Polaris 20 XTX
(215-0910038)
RDNA 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
6 nm
Process Size
14 nm
5.4 billion
Transistors
5.7 billion
107 mm²
Die Size
232 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.2
OpenCL
2.1
1.3
Vulkan
1.2
6.6
Shader Model
6.4
