Radeon R9 390 and UHD Graphics 605 - video card comparison
Passmark - benchmark score Radeon R9 390 vs UHD Graphics 605
Radeon R9 390
9182
UHD Graphics 605
467
Radeon R9 390
UHD Graphics 605
Architecture
GCN 2.0 (2013−2017)
Gen. 9 Apollo Lake (2016−2017)
GPU code name
Grenada
Gemini Lake
Market segment
Desktop
Laptop
Release date
June 2015
December 2017
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Supplementary power connectors
1 x 6-pin, 1 x 8-pin
-
Bridgeless CrossFire
1
-
Boost clock speed
1000 MHz
750 MHz
Core clock speed
-
300 MHz
Floating-point performance
5,120 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
6,200 million
189 million
Pipelines / CUDA cores
2560
18
Power consumption (TDP)
275 Watt
5 Watt
Texture fill rate
160.0
14.40
Memory type
GDDR5
DDR4 / LPDDR4
Maximum RAM amount
0 MB
System Shared
Memory bus width
512 Bit
64/128 Bit
Memory clock speed
1000 MHz
System Shared
Memory bandwidth
384 GB/s
-
High bandwidth memory (HBM)
-
-
Shared memory
-
+
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
1
-
Number of Eyefinity displays
6
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
12 (12_1)
Mantle
+
-
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.3
6.4
Vulkan
+
1.1.103
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
+
-
Quick Sync
-
+
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-