AMD Radeon RX 6600 LE vs AMD Radeon 540
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6600 LE 's Advantages
Released 6 years and 8 months late
Boost Clock2495MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (224.0GB/s vs 24.00GB/s)
1408 additional rendering cores
AMD Radeon 540 's Advantages
Lower TDP (50W vs 132W)
Score
Benchmark
FP32 (float)
Radeon RX 6600 LE
+884%
8.942 TFLOPS
AMD Radeon 540
0.908 TFLOPS
Graphics Card
Dec 2023
Release Date
Apr 2017
Navi II
Generation
Polaris
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
1626 MHz
Base Clock
-
2495 MHz
Boost Clock
-
1750 MHz
Memory Clock
1500 MHz
Memory
8GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
32bit
224.0GB/s
Bandwidth
24.00GB/s
Render Config
28
Compute Units
6
-
-
-
1792
Shading Units
384
112
TMUs
24
64
ROPs
16
-
-
-
28
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
512 KB
32 MB
L3 Cache
-
Theoretical Performance
159.7 GPixel/s
Pixel Rate
18.93 GPixel/s
279.4 GTexel/s
Texture Rate
28.39 GTexel/s
17.88 TFLOPS
FP16 (half)
908.5 GFLOPS
8.942 TFLOPS
FP32 (float)
908.5 GFLOPS
558.9 GFLOPS
FP64 (double)
56.78 GFLOPS
Board Design
132W
TDP
50W
300 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DisplayPort 1.4a
1x 8-pin
Power Connectors
None
Graphics Processor
Navi 23
GPU Name
Lexa
Navi 23 XL
(215-130000016)
GPU Variant
Lexa PRO
(215-0904018)
RDNA 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
7 nm
Process Size
14 nm
11.06 billion
Transistors
2.2 billion
237 mm²
Die Size
103 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.3
Vulkan
1.3
-
-
-
6.7
Shader Model
6.7
