Radeon R7 M270 and GeForce RTX 4090 - video card comparison
Passmark - benchmark score Radeon R7 M270 vs GeForce RTX 4090
Radeon R7 M270
789
GeForce RTX 4090
39777
Radeon R7 M270
GeForce RTX 4090
Architecture
GCN (2011−2017)
Ada Lovelace
GPU code name
Opal XT / Mars
AD102-300-A1
Market segment
Laptop
Desktop
Release date
January 2014
September 2022
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
825 MHz
2235 MHz
Floating-point performance
633.6 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
950 million
76,300 million
Pipelines / CUDA cores
384
16384
Power consumption (TDP)
-
450 Watt
Texture fill rate
19.80
1,290
Memory type
Not Listed
GDDR6X
Maximum RAM amount
0 MB
24 GB
Memory bus width
Not Listed
384 Bit
Memory clock speed
-
21000 MHz
Memory bandwidth
28.8 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
DirectX® 11
12 Ultimate (12_2)
CUDA
-
8.9
Mantle
+
-
OpenCL
Not Listed
3.0
OpenGL
4.4
4.6
Shader Model
5.1
6.6
Vulkan
-
1.3
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-