Mobility Radeon HD 4850 Mac Edition and Radeon RX 6900 XTX - video card comparison
Mobility Radeon HD 4850 Mac Edition
Radeon RX 6900 XTX
Architecture
TeraScale (2005−2013)
RDNA 2.0 (2020−2022)
GPU code name
M98
Navi 21
Market segment
Desktop
Desktop
Release date
August 2009
October 2020
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
-
2435 MHz
Core clock speed
503 MHz
-
Floating-point performance
804.8 gflops
-
Manufacturing process technology
55 nm
7 nm
Number of transistors
956 million
26,800 million
Pipelines / CUDA cores
800
5120
Power consumption (TDP)
-
330 Watt
Texture fill rate
20.12
779.2
Memory type
GDDR3
GDDR6
Maximum RAM amount
512 MB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1700 MHz
18 GB/s
Memory bandwidth
54.4 GB/s
576.0 GB/s
Display Connectors
No outputs
1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C
HDMI
-
+
DirectX
10.1 (10_1)
12 Ultimate (12_2)
OpenCL
1.1
2.1
OpenGL
3.3
4.6
Shader Model
4.1
6.7
Vulkan
N/A
1.3