Radeon HD 7750 vs GeForce GT 640 1GB

Radeon HD 7750
GeForce GT 640 1GB
512 Shaders
1GB GDDR5
800MHz
384 Shaders
1GB DDR3
797MHz
FP32
0.82 TFLOPS
FP32
0.61 TFLOPS
-
-
-
-
Form Factor
PCIe Card
1.0-Slots
Form Factor
PCIe Card
1.5-Slots
TDP
55W
TDP
50W
-
-
-
-
-
-
-
-
-
-
GB5 OpenCL - N/A
0%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal - N/A
0%
GB5 Metal - N/A
0%
GB5 Vulkan - N/A
0%
GB5 Vulkan - N/A
0%
OCT 2020.1 - N/A
0%
OCT 2020.1 - N/A
0%
OCT Metal - N/A
0%
OCT Metal - N/A
0%
Manufacturer
AMD
Manufacturer
NVIDIA
Chip Designer
AMD
Chip Designer
NVIDIA
Architecture
GCN 1
Architecture
Kepler
Family
Radeon HD 7000
Family
GeForce 600
Codename
Cape Verde
-
Variant
Cape Verde Pro
Codename
NVE7
GK107
-
-
Market Segment
Desktop
Market Segment
Desktop
Release Date
2/1/2012
Release Date
4/24/2012
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
28nm
-
Fabrication Node
28nm
-
Die Size
123 mm²
-
Die Size
118 mm²
-
Transistor Count
1.5 Billion
-
Transistor Count
1.3 Billion
-
Transistor Density
12.20M/mm²
-
Transistor Density
10.76M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
512 Shaders
-
Shading Units
384 Shaders
-
Texture Mapping Units
32 TMUs
Texture Mapping Units
32 TMUs
Render Output Units
16 ROPs
Render Output Units
16 ROPs
-
-
-
-
-
-
-
-
-
-
Streaming Multiprocessors
2 SMs
Compute Units
8 CUs
-
-
-
-
-
-
-
-
-
-
-
-
-
800MHz
-
-
-
797MHz
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
FP32
0.82 TFLOPS
FP32
0.61 TFLOPS
-
-
-
-
FP64
0.05 TFLOPS
-
FP64
0.03 TFLOPS
-
-
-
-
-
-
-
-
-
-
-
Pixel Fillrate
12.8 GPixel/s
Pixel Fillrate
12.752 GPixel/s
-
-
-
-
Texture Fillrate
25.6 GTexel/s
Texture Fillrate
25.504 GTexel/s
-
-
-
-
L1
-
-
16KB/CU
-
L1
48KB/SM Tex
16KB/SM
-
-
L2
256KB Shared
L2
256KB Shared
-
-
-
-
-
-
1GB
GDDR5
-
1GB
DDR3
-
Bus Width
128Bit
Bus Width
128Bit
Clock
1125MHz
Transfer Rate
4.5GT/s
Bandwidth
72GB/s
Clock
891MHz
Transfer Rate
1.8GT/s
Bandwidth
28.5GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
55W
TDP
50W
-
-
-
-
-
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.2
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.4
-
-
-
-
1x VGA
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.4
-
-
-
-
Max Resolution
4096x2160
Max Resolution
4096x2304
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
30Hz
Variable Refresh Rate
-
-
-
Variable Refresh Rate
G-Sync
FreeSync
-
Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
2
-
-
-
-
No Encoders
-
Model
NVENC 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
Model
UVD 3.0
Model
NVDEC 1
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
Direct X
12
Direct 3D
11_1
Direct X
12
Direct 3D
11_0
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
Shader Model
6.5
-
-
GFX
6
-
-
-
-
Shader Model
6.5
CUDA
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
-
-
-
1x Fan
-
-
-
1x Fan
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
Slots Required
1.5
PCIe Version
3.0
PCIe Lanes
16
-
-
-
-
-
-
-
-
Height
111 mm (4.37 in)
Width
168 mm (6.61 in)
Depth
20 mm (0.79 in)
Height
111 mm (4.37 in)
Width
145 mm (5.71 in)
Depth
30 mm (1.18 in)
Change Results