AMD Radeon RX 6500 XT vs AMD Radeon R9 M390X
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
May 2015
Generation
Navi II
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x4
PCIe 3.0 x16
Clock Speeds
Base Clock
2310 MHz
-
Boost Clock
2815 MHz
-
Memory Clock
2248 MHz
1250 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
64bit
256bit
Bandwidth
143.9GB/s
160.0GB/s
Render Config
Compute Units
16
32
Shading Units
1024
2048
TMUs
64
128
ROPs
32
32
RT Cores
16
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
1024 KB
512 KB
L3 Cache
16 MB
-
Theoretical Performance
Pixel Rate
90.08 GPixel/s
23.14 GPixel/s
Texture Rate
180.2 GTexel/s
92.54 GTexel/s
FP16 (half)
11.53 TFLOPS
2.961 TFLOPS
FP32 (float)
5.765 TFLOPS
2.961 TFLOPS
FP64 (double)
360.3 GFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
Navi 24
Amethyst
GPU Variant
Navi 24 XT(215-135000006)
Amethyst XT
Architecture
RDNA 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
5.4 billion
5 billion
Die Size
107 mm²
366 mm²
Board Design
TDP
107W
75W
Suggested PSU
300 W
-
Outputs
1x HDMI 2.11x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.0
Vulkan
1.3
1.2
Shader Model
6.6
6.3