GeForce GTX 850M and Radeon R7 250 - video card comparison
Passmark - benchmark score GeForce GTX 850M vs Radeon R7 250
GeForce GTX 850M
2591
Radeon R7 250
1100
GeForce GTX 850M
Radeon R7 250
Architecture
Maxwell (2014−2018)
GCN (2011−2017)
GPU code name
N15P-GT
Oland XT
Market segment
Laptop
Desktop
Release date
March 2014
October 2013
Bus support
PCI Express 2.0, PCI Express 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
-
N/A
SLI options
+
-
Boost clock speed
-
1050 MHz
Core clock speed
Up to 936 MHz
-
CUDA cores
640
-
Floating-point performance
1,155 gflops
716.8 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
950 million
Pipelines / CUDA cores
640
384
Power consumption (TDP)
45 Watt
75 Watt
Texture fill rate
36.08
25.20
Memory type
DDR3, GDDR5
DDR3, GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
Up to 2500 MHz
1150 MHz
Memory bandwidth
80.0 GB/s
72 GB/s
Shared memory
-
-
Standard memory configuration
DDR3 or GDDR5
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
VGA аnalog display support
Up to 2048x1536
-
DisplayPort Multimode (DP++) support
Up to 3840x2160
-
HDCP content protection
+
-
HDMI
+
+
7.1 channel HD audio on HDMI
+
-
DisplayPort support
-
-
DirectX
12 (11_0)
DirectX® 12
CUDA
+
-
Mantle
-
-
OpenCL
1.1
1.2
OpenGL
4.5
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
-
Ansel
+
-
AppAcceleration
-
+
CrossFire
-
1
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
H.264, VC1, MPEG2 1080p video decoder
+
-
HD3D
-
-
Optimus
+
-
PowerTune
-
-
TrueAudio
-
-
TrueHD and DTS-HD audio bitstreaming
+
-
ZeroCore
-
-