Radeon RX 540 and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score Radeon RX 540 vs Radeon RX 6600 XT
Radeon RX 540
2872
Radeon RX 6600 XT
16985
Radeon RX 540
Radeon RX 6600 XT
Architecture
Polaris (2016−2019)
Navi / RDNA2 (2020−2022)
GPU code name
Polaris 12
Navi 23
Market segment
Laptop
Desktop
Release date
March 2017
July 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 6-pin
1x 8-pin
Boost clock speed
1219 MHz
2589 MHz
Core clock speed
-
1968 MHz
Floating-point performance
1,248 gflops
-
Manufacturing process technology
14 nm
7 nm
Number of transistors
1,500 million
11,060 million
Pipelines / CUDA cores
512
2048
Power consumption (TDP)
75 Watt
160 (TGP) Watt
Texture fill rate
39.01
331.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
8 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
6000 MHz
16000 MHz
Memory bandwidth
96 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 2x DisplayPort
HDMI
-
+
DirectX
12.0
12.0 Ultimate (12_2)
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.0
6.5
Vulkan
-
1.2
FreeSync
+
-