AMD Radeon R9 M290 vs NVIDIA GeForce GT 640M Mac
AMD Radeon R9 M290
NVIDIA GeForce GT 640M Mac
|
1024 Shaders
4GB GDDR5
975MHz
|
384 Shaders
512MB GDDR5
625MHz
|
|
Peak AI Performance
2 TFLOPS
FP32
|
Peak AI Performance
0.48 TOPS
INT32
|
|
FP32
2 TFLOPS
|
FP32
480 GFLOPS
|
|
Form Factor
Soldered
|
Form Factor
Soldered
|
|
TDP
80W
|
TDP
32W
|
Peak AI Performance
|
|
Radeon R9 M290 - 2 TFLOPS FP32
x4.17
GeForce GT 640M Mac - 0.48 TOPS INT32
x1
FP32
|
|
Radeon R9 M290 - 2 TFLOPS FP32
x4.17
GeForce GT 640M Mac - 480 GFLOPS FP32
x1
|
|
Radeon R9 M290 - 174.7GB/s
x2.73
GeForce GT 640M Mac - 64GB/s
x1
|
|
Radeon R9 M290 - 80W
x2.5
GeForce GT 640M Mac - 32W
x1
|
GB6 OpenCL N/A
0%
|
|
|
GB6 Metal 25,160
10%
|
GB6 Metal N/A
0%
|
|
GB6 Vulkan N/A
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
Manufacturer
AMD
|
Manufacturer
NVIDIA
|
|
Chip Designer
AMD
|
Chip Designer
NVIDIA
|
|
Architecture
GCN 1
|
Architecture
Kepler
|
|
Family
Radeon R 200
|
Family
GeForce 600
|
|
Codename
Pitcairn
-
Variant
Neptune XT
|
Codename
NVE7
GK107
Variant
N13P-GS
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
5/31/2014
|
Release Date
3/22/2012
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
28nm
|
Fabrication Node
28nm
|
|
Die Size
212 mm²
|
Die Size
118 mm²
|
|
Transistor Count
2.8 Billion
|
Transistor Count
1.3 Billion
|
|
Transistor Density
13.21M/mm²
|
Transistor Density
10.76M/mm²
|
|
Form
Soldered
|
Form
Soldered
|
|
Shading Units
1024 Shaders
|
Shading Units
384 Shaders
|
|
Texture Mapping Units
64 TMUs
|
Texture Mapping Units
32 TMUs
|
|
Render Output Units
32 ROPs
|
Render Output Units
16 ROPs
|
|
-
-
|
Streaming Multiprocessors
2 SMs
|
|
Compute Units
16 CUs
|
-
-
|
|
850MHz Base
975MHz
|
-
625MHz
|
|
Peak AI Performance
2 TFLOPS
FP32
|
Peak AI Performance
0.48 TOPS
INT32
|
|
FP32
2 TFLOPS
|
FP32
480 GFLOPS
|
|
FP64
120 GFLOPS
|
FP64
20 GFLOPS
|
|
-
-
|
INT32
0.48 TOPS
|
|
Pixel Fillrate
31.2 GPixel/s
|
Pixel Fillrate
10 GPixel/s
|
|
Texture Fillrate
62.4 GTexel/s
|
Texture Fillrate
20 GTexel/s
|
|
L1
-
-
16KB/CU
|
L1
48KB/SM Tex
16KB/SM
-
|
|
L2
512KB Shared
|
L2
256KB Shared
|
|
4GB
GDDR5
|
512MB
GDDR5
|
|
Bus Width
256Bit
|
Bus Width
128Bit
|
|
Clock
1365MHz
Transfer Rate
5.5GT/s
Bandwidth
174.7GB/s
|
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
64GB/s
|
|
TDP
80W
|
TDP
32W
|
|
Max Resolution
4096x2160
|
Max Resolution
4096x2304
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
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
3
|
|
Model
VCE 1.0
|
Model
NVENC 1
|
|
Codec
AVC (H.264)
|
Codec
AVC (H.264)
|
|
Model
UVD 4.0
|
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
|
|
Not a Card
|
Not a Card
|
|
PCIe Version
3.0
PCIe Lanes
16
|
PCIe Version
3.0
PCIe Lanes
16
|
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