Radeon HD 3850 and Radeon RX 7800 XT - video card comparison
Passmark - benchmark score Radeon HD 3850 vs Radeon RX 7800 XT
Radeon HD 3850
404
Radeon RX 7800 XT
24810
Radeon HD 3850
Radeon RX 7800 XT
Architecture
TeraScale (2005−2013)
RDNA 3
GPU code name
RV670
Navi 32
Market segment
Desktop
Desktop
Release date
November 2007
August 2023
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin
2x 8-pin
Boost clock speed
-
2430 MHz
Core clock speed
668 MHz
-
Floating-point performance
427.5 gflops
-
Manufacturing process technology
55 nm
5 nm
Number of transistors
666 million
28,100 million
Pipelines / CUDA cores
320
3840
Power consumption (TDP)
75 Watt
263 Watt
Texture fill rate
10.69
604.8
Memory type
GDDR3
GDDR6
Maximum RAM amount
1 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1660 MHz
19500 MHz
Memory bandwidth
53.12 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI
-
+
DirectX
10.1 (10_1)
12 Ultimate (12_2)
OpenCL
N/A
2.2
OpenGL
3.3
4.6
Shader Model
4.1
6.7
Vulkan
N/A
1.3