Radeon RX 6800 XT and Radeon RX 7900M - video card comparison
Passmark - benchmark score Radeon RX 6800 XT vs Radeon RX 7900M
Radeon RX 6800 XT
25788
Radeon RX 7900M
22929
Radeon RX 6800 XT
Radeon RX 7900M
Architecture
Navi / RDNA2 (2020−2022)
RDNA 3
GPU code name
Navi 21
Navi 31
Market segment
Desktop
Laptop
Release date
November 2020
October 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
None
Boost clock speed
2250 MHz
2090 MHz
Core clock speed
1825 MHz
1825 MHz
Manufacturing process technology
7 nm
5 nm
Number of transistors
26,800 million
57,700 million
Pipelines / CUDA cores
4608
4608
Power consumption (TDP)
300 Watt
180 Watt (160 - 200 Watt TGP)
Texture fill rate
648.0
601.9
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
16000 MHz
18000 MHz
Memory bandwidth
512.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
Portable Device Dependent
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.0
2.2
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3