Radeon HD 7850 and GeForce GTX 680MX - video card comparison
Passmark - benchmark score Radeon HD 7850 vs GeForce GTX 680MX
Radeon HD 7850
3976
GeForce GTX 680MX
4266
Radeon HD 7850
GeForce GTX 680MX
Architecture
GCN 1.0 (2012−2020)
Kepler (2012−2018)
GPU code name
Pitcairn
-
Market segment
Desktop
Laptop
Release date
March 2012
October 2012
Bus support
PCIe 2.1 x16
PCI Express 3.0
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1x 6-pin
-
SLI options
-
+
Boost clock speed
1000 MHz
-
Core clock speed
-
720 MHz
CUDA cores
-
1536
Floating-point performance
1,761 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
3540 Million
Pipelines / CUDA cores
1024
1536
Power consumption (TDP)
130 Watt
122 Watt
Texture fill rate
55.04
92.2 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1200 MHz
2500 MHz
Memory bandwidth
153.6 GB/s
160 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
-
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
12
12 API
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.6
4.5
Shader Model
5.1
-
Vulkan
+
-
3D Vision
-
+
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
Optimus
-
+
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-