Radeon HD 3870 X2 and GeForce RTX 4090 - video card comparison
Passmark - benchmark score Radeon HD 3870 X2 vs GeForce RTX 4090
Radeon HD 3870 X2
729
GeForce RTX 4090
39777
Radeon HD 3870 X2
GeForce RTX 4090
Architecture
TeraScale (2005−2013)
Ada Lovelace
GPU code name
R680
AD102-300-A1
Market segment
Desktop
Desktop
Release date
January 2008
September 2022
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
825 MHz
2235 MHz
Floating-point performance
2x 528.0 gflops
-
Manufacturing process technology
55 nm
5 nm
Number of transistors
666 million
76,300 million
Pipelines / CUDA cores
320
16384
Power consumption (TDP)
165 Watt
450 Watt
Texture fill rate
13.20
1,290
Memory type
GDDR3
GDDR6X
Maximum RAM amount
512 MB
24 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
1802 MHz
21000 MHz
Memory bandwidth
57.66 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
10.1 (10_1)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
N/A
3.0
OpenGL
3.3
4.6
Shader Model
4.1
6.6
Vulkan
N/A
1.3