Radeon R9 M275 and GeForce 845M - video card comparison
Passmark - benchmark score Radeon R9 M275 vs GeForce 845M
Radeon R9 M275
1147
GeForce 845M
1570
Radeon R9 M275
GeForce 845M
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Venus
GM108
Market segment
Laptop
Laptop
Release date
August 2014
March 2014
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Boost clock speed
925 MHz
1150 MHz
Core clock speed
925 MHz
1071 MHz
Floating-point performance
1,184 gflops
883.7 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
1,870 million
Pipelines / CUDA cores
640
384
Power consumption (TDP)
-
45 Watt
Texture fill rate
37.00
37.63
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
4500 MHz
2000 - 5000 MHz
Memory bandwidth
64 GB/s
40.1 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (11_0)
CUDA
-
+
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
1.1.126
Optimus
-
+