Radeon HD 7850 and UHD Graphics 620 - video card comparison
Passmark - benchmark score Radeon HD 7850 vs UHD Graphics 620
Radeon HD 7850
3976
UHD Graphics 620
1061
Radeon HD 7850
UHD Graphics 620
Architecture
GCN 1.0 (2012−2020)
Gen. 9.5 (2017)
GPU code name
Pitcairn
Kaby-Lake-Refresh GT2
Market segment
Desktop
Laptop
Release date
March 2012
September 2017
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Supplementary power connectors
1x 6-pin
-
Boost clock speed
1000 MHz
1150 MHz
Core clock speed
-
300 MHz
Floating-point performance
1,761 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
2,800 million
189 million
Pipelines / CUDA cores
1024
24
Power consumption (TDP)
130 Watt
15 Watt
Texture fill rate
55.04
27.60
Memory type
GDDR5
LPDDR3/DDR4
Maximum RAM amount
2 GB
32 GB
Memory bus width
256 Bit
System Shared
Memory clock speed
1200 MHz
System Shared
Memory bandwidth
153.6 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
12
12 (12_1)
Mantle
-
-
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
+
1.1.103
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
Quick Sync
-
+
TrueAudio
-
-
ZeroCore
-
-