Radeon HD 7850 and Radeon RX 580X - video card comparison
Passmark - benchmark score Radeon HD 7850 vs Radeon RX 580X
Radeon HD 7850
3976
Radeon RX 580X
8032
Radeon HD 7850
Radeon RX 580X
Architecture
GCN 1.0 (2012−2020)
GCN 4.0 (2016−2020)
GPU code name
Pitcairn
Polaris 20
Market segment
Desktop
Desktop
Release date
March 2012
April 2018
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
1x 8-pin
Boost clock speed
1000 MHz
1340 MHz
Core clock speed
-
1257 MHz
Floating-point performance
1,761 gflops
6,175 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
2,800 million
5,700 million
Pipelines / CUDA cores
1024
2304
Power consumption (TDP)
130 Watt
185 Watt
Texture fill rate
55.04
193.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1200 MHz
8000 MHz
Memory bandwidth
153.6 GB/s
256.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x HDMI, 3x DisplayPort
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
12
12 (12_0)
Mantle
-
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
+
1.2.131
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-