Radeon VII and Radeon R5 M255 - video card comparison
Passmark - benchmark score Radeon VII vs Radeon R5 M255
Radeon VII
17191
Radeon R5 M255
550
Radeon VII
Radeon R5 M255
Architecture
Vega (2017−2021)
GCN (2011−2017)
GPU code name
Vega 20
Topaz Pro / Sun
Market segment
Desktop
Laptop
Release date
February 2019
May 2014
Bus support
-
PCIe 3.0 x8
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
2x 8-pin
-
Boost clock speed
1750 MHz
940 MHz
Compute units
-
5
Core clock speed
1400 MHz
940 MHz
Floating-point performance
-
721.9 gflops
Manufacturing process technology
7 nm
28 nm
Number of transistors
13,230 million
1,550 million
Pipelines / CUDA cores
3840
320
Power consumption (TDP)
295 Watt
-
Texture fill rate
420.0
22.56
Memory type
HBM2
DDR3
Maximum RAM amount
16 GB
4 GB
Memory bus width
4096 Bit
64 Bit
Memory clock speed
1000 MHz
1000 MHz
Memory bandwidth
1024 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
No outputs
Eyefinity
-
+
HDMI
+
-
DirectX
12 (12_1)
DirectX® 11
Mantle
-
+
OpenCL
2.0
Not Listed
OpenGL
4.6
4.4
Shader Model
6.4
6.3
Vulkan
1.2.131
-
AppAcceleration
-
+
DualGraphics
-
1
Enduro
-
-
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+