GeForce GTX 860M and Radeon HD 7640G - video card comparison
Passmark - benchmark score GeForce GTX 860M vs Radeon HD 7640G
GeForce GTX 860M
3127
Radeon HD 7640G
473
GeForce GTX 860M
Radeon HD 7640G
Architecture
Maxwell (2014−2018)
Terascale 3 (2010−2013)
GPU code name
N15P-GX
Trinity
Market segment
Laptop
Laptop
Release date
March 2014
May 2012
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
MXM-B (3.0)
IGP
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
915 MHz
686 MHz
Core clock speed
797 MHz
497 MHz
CUDA cores
1152 or 640
-
Floating-point performance
1,389 gflops
-
Manufacturing process technology
28 nm
32 nm
Number of transistors
1,870 million
1,303 million
Pipelines / CUDA cores
640
256
Power consumption (TDP)
75 Watt
35 Watt
Texture fill rate
43.40
10.96
Memory type
GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
Up to 2500 MHz
System Shared
Memory bandwidth
80.0 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
-
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)
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
Ansel
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-