GeForce GTX 980M and Radeon HD 6850 - video card comparison
Passmark - benchmark score GeForce GTX 980M vs Radeon HD 6850
GeForce GTX 980M
7566
Radeon HD 6850
2030
GeForce GTX 980M
Radeon HD 6850
Architecture
Maxwell (2014−2018)
TeraScale 2 (2009−2015)
GPU code name
GM204
Barts
Market segment
Laptop
Desktop
Release date
October 2014
October 2010
Bus support
PCI Express 3.0
AGP
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
1x 6-pin
SLI options
+
-
Boost clock speed
1127 MHz
-
Core clock speed
1038 MHz
-
CUDA cores
1536
-
Floating-point performance
3,462 gflops
1,488.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
5,200 million
1,700 million
Pipelines / CUDA cores
1536
960
Power consumption (TDP)
unknown
127 Watt
Texture fill rate
51.84
37.20
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2500 MHz
-
Memory bandwidth
160 GB/s
128.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
-
1
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
+
DisplayPort support
-
-
G-SYNC support
+
-
DirectX
12 (12_1)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.1
1.2
OpenGL
4.5
4.4
Shader Model
6.4
5.0
Vulkan
1.1.126
-
Ansel
+
-
AppAcceleration
-
-
BatteryBoost
+
-
CrossFire
-
1
Enduro
-
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
HD3D
-
-
Optimus
+
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-