NVIDIA GeForce GTX 745 vs AMD Radeon HD 8740
NVIDIA GeForce GTX 745
AMD Radeon HD 8740
|
384 Shaders
1GB DDR3
1033MHz
|
512 Shaders
1GB GDDR5
800MHz
|
|
Peak AI Performance
3.17 TOPS
INT8
|
Peak AI Performance
820 GFLOPS
FP32
|
|
FP32
790 GFLOPS
|
FP32
820 GFLOPS
|
|
Form Factor
PCIe Card
1.0-Slots
|
Form Factor
PCIe Card
1.0-Slots
|
|
TDP
55W
|
TDP
55W
|
Peak AI Performance
|
|
GeForce GTX 745 - 3.17 TOPS INT8
x3.87
Radeon HD 8740 - 820 GFLOPS FP32
x1
FP32
|
|
GeForce GTX 745 - 790 GFLOPS FP32
x1
Radeon HD 8740 - 820 GFLOPS FP32
x1.04
|
|
GeForce GTX 745 - 28.8GB/s
x1
Radeon HD 8740 - 72GB/s
x2.5
|
|
GeForce GTX 745 - 55W
x1
Radeon HD 8740 - 55W
x1
|
GB6 OpenCL N/A
0%
|
|
|
0%
|
0%
|
|
GB6 Vulkan N/A
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
Manufacturer
NVIDIA
|
Manufacturer
AMD
|
|
Chip Designer
NVIDIA
|
Chip Designer
AMD
|
|
Architecture
Maxwell
|
Architecture
GCN 1
|
|
Family
GeForce 700
|
Family
Radeon HD 8000
|
|
Codename
NV117
GM107
Variant
GM107-220-A2
|
Codename
Cape Verde
-
Variant
Cape Verde Pro
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
2/18/2014
|
Release Date
9/5/2013
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
28nm
|
Fabrication Node
28nm
|
|
Die Size
148 mm²
|
Die Size
123 mm²
|
|
Transistor Count
1.9 Billion
|
Transistor Count
1.5 Billion
|
|
Transistor Density
12.64M/mm²
|
Transistor Density
12.20M/mm²
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
384 Shaders
|
Shading Units
512 Shaders
|
|
Texture Mapping Units
24 TMUs
|
Texture Mapping Units
32 TMUs
|
|
Render Output Units
16 ROPs
|
Render Output Units
16 ROPs
|
|
Streaming Multiprocessors
3 SMs
|
-
-
|
|
-
-
|
Compute Units
8 CUs
|
|
1033MHz
|
800MHz
|
|
Peak AI Performance
3.17 TOPS
INT8
|
Peak AI Performance
820 GFLOPS
FP32
|
|
FP32
790 GFLOPS
|
FP32
820 GFLOPS
|
|
FP64
30 GFLOPS
|
FP64
50 GFLOPS
|
|
INT8
3.17 TOPS
|
-
-
|
|
INT32
0.79 TOPS
|
-
-
|
|
Pixel Fillrate
16.528 GPixel/s
|
Pixel Fillrate
12.8 GPixel/s
|
|
Texture Fillrate
24.792 GTexel/s
|
Texture Fillrate
25.6 GTexel/s
|
|
L1
64KB/SM
-
|
L1
-
16KB/CU
|
|
L2
2MB Shared
|
L2
256KB Shared
|
|
1GB
DDR3
|
1GB
GDDR5
|
|
Bus Width
128Bit
|
Bus Width
128Bit
|
|
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
28.8GB/s
|
Clock
1125MHz
Transfer Rate
4.5GT/s
Bandwidth
72GB/s
|
|
TDP
55W
|
TDP
55W
|
|
1x VGA
-
1x DVI-D Dual-Link
-
1x HDMI 1.4
|
-
1x DVI-I Dual-Link
-
1x DisplayPort 1.2
1x HDMI 1.4
|
|
Max Resolution
4096x2304
|
Max Resolution
4096x2160
|
|
Max Resolution Refresh Rate
30Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
G-Sync
FreeSync
|
Variable Refresh Rate
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
Multi Monitor Support
3
|
|
Model
NVENC 2
|
Model
VCE 1.0
|
|
Codec
AVC (H.264)
|
Codec
AVC (H.264)
|
|
Model
NVDEC 1
|
Model
UVD 4.0
|
|
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_0
|
Direct X
12
Direct 3D
11_1
|
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
|
Shader Model
6.7
CUDA
5.0
-
-
PureVideo HD
VP6
VDPAU
Feature Set E
|
Shader Model
6.5
-
-
GFX
6
-
-
-
-
|
|
1x Fan
|
1x Fan
|
|
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
|
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
|
|
-
-
-
-
|
Multi GPU Support
Supported
Type
2-way CrossFireX
|
|
Height
69 mm (2.72 in)
Width
155 mm (6.1 in)
Depth
20 mm (0.79 in)
|
-
-
-
-
-
-
|
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