Radeon HD 7850 and GeForce GTX 285 - video card comparison
Passmark - benchmark score Radeon HD 7850 vs GeForce GTX 285
Radeon HD 7850
3976
GeForce GTX 285
1560
Radeon HD 7850
GeForce GTX 285
Architecture
GCN 1.0 (2012−2020)
Tesla 2.0 (2007−2013)
GPU code name
Pitcairn
GT200B
Market segment
Desktop
Desktop
Release date
March 2012
December 2008
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
2x 6-pin
SLI options
-
+
Boost clock speed
1000 MHz
-
Core clock speed
-
648 MHz
CUDA cores
-
240
Floating-point performance
1,761 gflops
708.5 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
2,800 million
1,400 million
Pipelines / CUDA cores
1024
240
Power consumption (TDP)
130 Watt
204 Watt
Maximum GPU temperature
-
105 °C
Texture fill rate
55.04
51.8 billion/sec
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
256 Bit
512 Bit
Memory clock speed
1200 MHz
1242 MHz
Memory bandwidth
153.6 GB/s
159.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
HDTVTwo Dual Link DVI
Multi monitor support
-
+
Eyefinity
1
-
HDMI
+
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
-
-
Audio input for HDMI
-
S/PDIF
DirectX
12
11.1 (10_0)
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.6
2.1
Shader Model
5.1
4.0
Vulkan
+
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
High Dynamic-Range Lighting (HDRR)
-
128bit
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-