Radeon HD 3870 and GeForce RTX 3080 Ti - video card comparison
Passmark - benchmark score Radeon HD 3870 vs GeForce RTX 3080 Ti
Radeon HD 3870
572
GeForce RTX 3080 Ti
27990
Radeon HD 3870
GeForce RTX 3080 Ti
Architecture
TeraScale (2005−2013)
Ampere (2020−2022)
GPU code name
RV670
Ampere GA102
Market segment
Desktop
Desktop
Release date
November 2007
September 2020
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin
1x 12-pin
Boost clock speed
-
1667 MHz
Core clock speed
777 MHz
1370 MHz
Floating-point performance
497.3 gflops
-
Manufacturing process technology
55 nm
8 nm
Number of transistors
666 million
28,300 million
Pipelines / CUDA cores
320
10240
Power consumption (TDP)
106 Watt
350 Watt
Texture fill rate
12.43
532.8
Memory type
GDDR4
GDDR6X
Maximum RAM amount
512 MB
12 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
2252 MHz
19000 MHz
Memory bandwidth
72.06 GB/s
912.4 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
10.1 (10_1)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
N/A
3.0
OpenGL
3.3
4.6
Shader Model
4.1
6.6
Vulkan
N/A
1.2