GeForce GTX 860M and Radeon R9 M275X - video card comparison
Passmark - benchmark score GeForce GTX 860M vs Radeon R9 M275X
GeForce GTX 860M
3127
Radeon R9 M275X
1583
GeForce GTX 860M
Radeon R9 M275X
Architecture
Maxwell (2014−2018)
GCN 1.0 (2012−2020)
GPU code name
N15P-GX
Venus
Market segment
Laptop
Desktop
Release date
March 2014
January 2014
Bus support
PCI Express 2.0, PCI Express 3.0
PCIe 3.0 x16
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
915 MHz
925 MHz
Compute units
-
10
Core clock speed
797 MHz
900 MHz
CUDA cores
1152 or 640
-
Floating-point performance
1,389 gflops
1,184 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
1,500 million
Pipelines / CUDA cores
640
640
Power consumption (TDP)
75 Watt
-
Texture fill rate
43.40
37.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
Up to 2500 MHz
1125 MHz
Memory bandwidth
80.0 GB/s
72 GB/s
Shared memory
-
-
Standard memory configuration
GDDR5
-
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
Eyefinity
-
1
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
+
-
DirectX
12 (11_0)
DirectX® 11
CUDA
+
-
Mantle
-
+
OpenCL
1.1
Not Listed
OpenGL
4.5
4.4
Shader Model
5.1
5.1
Vulkan
1.1.126
-
Ansel
+
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
H.264, VC1, MPEG2 1080p video decoder
+
-
HD3D
-
+
Optimus
+
-
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
TrueHD and DTS-HD audio bitstreaming
+
-
ZeroCore
-
+