Radeon HD 4850 and GeForce 9400 GT - video card comparison
Passmark - benchmark score Radeon HD 4850 vs GeForce 9400 GT
Radeon HD 4850
1057
GeForce 9400 GT
148
Radeon HD 4850
GeForce 9400 GT
Architecture
Terascale 1 (2008−2010)
Tesla (2006−2010)
GPU code name
RV770
G96C
Market segment
Desktop
Desktop
Release date
June 2008
August 2008
Bus support
-
PCI-E 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
SLI options
-
+
Core clock speed
625 MHz
550 MHz
CUDA cores
-
16
Floating-point performance
1,000.0 gflops
29.376 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
956 million
314 million
Pipelines / CUDA cores
800
16
Power consumption (TDP)
110 Watt
50 Watt
Maximum GPU temperature
-
105 °C
Texture fill rate
25.00
4.4 billion/sec
Memory type
GDDR3
DDR2
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
993 MHz
400 MHz
Memory bandwidth
63.55 GB/s
12.8 GB/s
Display Connectors
2x DVI, 1x S-Video
Dual Link DVI
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
S/PDIF
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
+
OpenCL
1.1
1.1
OpenGL
3.3
2.1
Shader Model
4.1
4.0
Vulkan
N/A
N/A