NVIDIA GeForce GTX 285 Mac vs NVIDIA GeForce GTX 295
NVIDIA GeForce GTX 285 Mac
$400
NVIDIA GeForce GTX 295
$500
|
240 Shaders
1GB GDDR3
648MHz
|
2x 240 Shaders
1792MB (2x 896MB) GDDR3
576MHz
|
|
Peak AI Performance
0.71 TOPS
INT32
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Peak AI Performance
1.19 TOPS
INT32
|
|
FP32
710 GFLOPS
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FP32
1.19 TFLOPS
|
|
Form Factor
PCIe Card
2.0-Slots
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Form Factor
PCIe Card
2.0-Slots
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|
TDP
204W
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TDP
289W
|
|
Power Connectors
2x 6-Pin
-
|
Power Connectors
1x 6-Pin
1x 8-Pin
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Peak AI Performance
|
|
GeForce GTX 285 Mac - 0.71 TOPS INT32
x1
GeForce GTX 295 - 1.19 TOPS INT32
x1.68
FP32
|
|
GeForce GTX 285 Mac - 710 GFLOPS FP32
x1
GeForce GTX 295 - 1.19 TFLOPS FP32
x1.68
|
|
GeForce GTX 285 Mac - 159GB/s
x1.42
GeForce GTX 295 - 111.9GB/s
x1
|
|
GeForce GTX 285 Mac - 204W
x1
GeForce GTX 295 - 289W
x1.42
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Manufacturer
NVIDIA
|
Manufacturer
NVIDIA
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Chip Designer
NVIDIA
|
Chip Designer
NVIDIA
|
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Architecture
Tesla 2
|
Architecture
Tesla 2
|
|
Family
GeForce 200
|
Family
GeForce 200
|
|
Codename
NVA0
GT200B
Variant
GT200-350-B3
|
Codename
NVA0
GT200B
Variant
GT200-400-B3
|
|
Market Segment
Desktop
|
Market Segment
Desktop
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|
Release Date
1/15/2009
|
Release Date
1/8/2009
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
55nm
|
Fabrication Node
55nm
|
|
Die Size
470 mm²
|
Die Size
2x 470 mm²
|
|
Transistor Count
1.4 Billion
|
Transistor Count
2x 1.4 Billion
|
|
Transistor Density
2.98M/mm²
|
Transistor Density
2.98M/mm²
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
240 Shaders
|
Shading Units
2x 240 Shaders
|
|
Texture Mapping Units
80 TMUs
|
Texture Mapping Units
2x 80 TMUs
|
|
Render Output Units
32 ROPs
|
Render Output Units
2x 28 ROPs
|
|
Streaming Multiprocessors
30 SMs
|
Streaming Multiprocessors
2x 30 SMs
|
|
1476MHz Shader
648MHz
|
1242MHz Shader
576MHz
|
|
Peak AI Performance
0.71 TOPS
INT32
|
Peak AI Performance
1.19 TOPS
INT32
|
|
FP32
710 GFLOPS
|
FP32
1.19 TFLOPS
|
|
FP64
90 GFLOPS
|
FP64
150 GFLOPS
|
|
INT32
0.71 TOPS
|
INT32
1.19 TOPS
|
|
Pixel Fillrate
20.736 GPixel/s
|
Pixel Fillrate
16.128 GPixel/s
|
|
Texture Fillrate
51.84 GTexel/s
|
Texture Fillrate
46.08 GTexel/s
|
|
L1
Unknown
|
L1
Unknown
|
|
L2
256KB Shared
|
L2
256KB Shared
|
|
1GB
GDDR3
|
1792MB (2x 896MB)
GDDR3
|
|
Bus Width
512Bit
|
Bus Width
448Bit
|
|
Clock
1242MHz
Transfer Rate
2.5GT/s
Bandwidth
159GB/s
|
Clock
999MHz
Transfer Rate
2GT/s
Bandwidth
111.9GB/s
|
|
TDP
204W
|
TDP
289W
|
|
2x DVI-I Dual-Link
-
|
2x DVI-I Dual-Link
1x HDMI 1.3
|
|
Max Resolution
2560x1600
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
|
Variable Refresh Rate
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
Multi Monitor Support
2
|
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No Encoders
|
No Encoders
|
|
No Decoders
|
No Decoders
|
|
Direct X
11
Direct 3D
10_0
|
Direct X
11
Direct 3D
10_0
|
|
OpenGL
3.3
OpenCL
1.1
|
OpenGL
3.3
OpenCL
1.1
|
|
Shader Model
4.0
CUDA
1.3
PureVideo HD
VP2
VDPAU
Feature Set A
|
Shader Model
4.0
CUDA
1.3
PureVideo HD
VP2
VDPAU
Feature Set A
|
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1x Fan
|
1x Fan
|
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Power Connectors
2x 6-Pin
-
|
Power Connectors
1x 6-Pin
1x 8-Pin
|
|
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
|
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
|
|
Multi GPU Support
Supported
Type
3-way SLI
|
Multi GPU Support
Supported
Type
2-way SLI
|
|
Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
38 mm (1.5 in)
|
Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
38 mm (1.5 in)
|
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