Radeon HD 3870 and UHD Graphics 605 - video card comparison
Passmark - benchmark score Radeon HD 3870 vs UHD Graphics 605
Radeon HD 3870
572
UHD Graphics 605
467
Radeon HD 3870
UHD Graphics 605
Architecture
TeraScale (2005−2013)
Gen. 9 Apollo Lake (2016−2017)
GPU code name
RV670
Gemini Lake
Market segment
Desktop
Laptop
Release date
November 2007
December 2017
Interface
PCIe 2.0 x16
PCIe 3.0 x1
Supplementary power connectors
1x 6-pin
-
Boost clock speed
-
750 MHz
Core clock speed
777 MHz
300 MHz
Floating-point performance
497.3 gflops
-
Manufacturing process technology
55 nm
14 nm
Number of transistors
666 million
189 million
Pipelines / CUDA cores
320
18
Power consumption (TDP)
106 Watt
5 Watt
Texture fill rate
12.43
14.40
Memory type
GDDR4
DDR4 / LPDDR4
Maximum RAM amount
512 MB
System Shared
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
2252 MHz
System Shared
Memory bandwidth
72.06 GB/s
-
Shared memory
-
+
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
12 (12_1)
OpenCL
N/A
2.1
OpenGL
3.3
4.6
Shader Model
4.1
6.4
Vulkan
N/A
1.1.103
Quick Sync
-
+