Radeon HD 7850 and GeForce GTX 870M - video card comparison
Passmark - benchmark score Radeon HD 7850 vs GeForce GTX 870M
Radeon HD 7850
3976
GeForce GTX 870M
3552
Radeon HD 7850
GeForce GTX 870M
Architecture
GCN 1.0 (2012−2020)
Kepler (2012−2018)
GPU code name
Pitcairn
N15P-GT
Market segment
Desktop
Laptop
Release date
March 2012
March 2014
Bus support
PCIe 2.1 x16
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
1x 6-pin
None
SLI options
-
+
Boost clock speed
1000 MHz
967 MHz
Core clock speed
-
941 MHz
CUDA cores
-
1344
Floating-point performance
1,761 gflops
2,599 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
3,540 million
Pipelines / CUDA cores
1024
1344
Power consumption (TDP)
130 Watt
100 Watt
Texture fill rate
55.04
108.3
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
6 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
1200 MHz
Up to 2500 MHz
Memory bandwidth
153.6 GB/s
120.0 GB/s
Shared memory
-
-
Standard memory configuration
-
GDDR5
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
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
-
+
DisplayPort support
-
-
DirectX
12
12 (11_0)
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
+
1.1.126
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
H.264, VC1, MPEG2 1080p video decoder
-
+
HD3D
-
-
Optimus
-
+
PowerTune
-
-
TrueAudio
-
-
TrueHD and DTS-HD audio bitstreaming
-
+
ZeroCore
-
-