AMD Radeon RX 6600 LE vs AMD Radeon R9 M395X
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
May 2015
Generation
Navi II
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1626 MHz
—
Boost Clock
2495 MHz
—
Memory Clock
1750 MHz
1250 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
256bit
Bandwidth
224.0GB/s
160.0GB/s
Render Config
Compute Units
28
32
Shading Units
1792
2048
TMUs
112
128
ROPs
64
32
RT Cores
28
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
512 KB
L3 Cache
32 MB
—
Theoretical Performance
Pixel Rate
159.7 GPixel/s
23.14 GPixel/s
Texture Rate
279.4 GTexel/s
92.54 GTexel/s
FP16 (half)
17.88 TFLOPS
2.961 TFLOPS
FP32 (float)
8.942 TFLOPS
2.961 TFLOPS
FP64 (double)
558.9 GFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
Navi 23
Amethyst
GPU Variant
Navi 23 XL(215-130000016)
Amethyst XT
Architecture
RDNA 2.0
GCN 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
11.06 billion
5 billion
Die Size
237 mm²
366 mm²
Board Design
TDP
132W
75W
Suggested PSU
300 W
—
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.3
1.2
Shader Model
6.7
6.3
Benchmark
3DMark Time Spy
—
2,514
▲ Specs Compare
Data sourced from official specifications and benchmark tests.