Radeon HD 7850 and GeForce 7800 GT - video card comparison
Passmark - benchmark score Radeon HD 7850 vs GeForce 7800 GT
Radeon HD 7850
3976
GeForce 7800 GT
251
Radeon HD 7850
GeForce 7800 GT
Architecture
GCN 1.0 (2012−2020)
Curie (2003−2013)
GPU code name
Pitcairn
G70
Market segment
Desktop
Desktop
Release date
March 2012
August 2005
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Boost clock speed
1000 MHz
-
Core clock speed
-
400 MHz
Floating-point performance
1,761 gflops
-
Manufacturing process technology
28 nm
110 nm
Number of transistors
2,800 million
302 million
Pipelines / CUDA cores
1024
-
Power consumption (TDP)
130 Watt
65 Watt
Texture fill rate
55.04
8.000
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
256 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1200 MHz
1000 MHz
Memory bandwidth
153.6 GB/s
32 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x S-Video
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
12
9.0c (9_3)
Mantle
-
-
OpenCL
1.2
N/A
OpenGL
4.6
2.1
Shader Model
5.1
3.0
Vulkan
+
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-