GPU Comparison
RADEON
AMD Radeon R9 M290X
CORE STATE
Neptune
VRAM
4 GB
CLOCK SPEED
900 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
GeForce GTX 950A
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
GTX 950A
Core Specs
Shading Units
1,280
640
-50.0%
Shaders
1,280
640
-50.0%
TMUs
80
40
-50.0%
ROPs
32
16
-50.0%
Compute Units
20
—
Clocks
Base Clock
850 MHz
993 MHz
Boost Clock
900 MHz
1124 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
1001 MHz
2 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
DDR3
Memory Bus
256 bit
128 bit
Bandwidth
153.6 GB/s
32.03 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
28.80 GPixel/s
17.98 GPixel/s
Texture Rate
72.00 GTexel/s
44.96 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
1,438.7 GFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
44.96 GFLOPS (1:32)
Power
TDP
100 W
75 W
TDP (W)
100
75
-25.0%
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
Maxwell
GPU Name
Neptune
GM107
Generation
Gem System
(R9 M200)
GeForce 900A
Process Size
28 nm
28 nm
Transistors
2,800 million
1,870 million
Die Size
212 mm²
148 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
12.6M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
MXM Module
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
GeForce 800A
Successor
Polaris Mobile
—