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 880M
CORE STATE
GK104
VRAM
8 GB
CLOCK SPEED
993 MHz
TDP
122 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
GTX 880M
Core Specs
Shading Units
1,280
1,536
+20.0%
Shaders
1,280
1,536
+20.0%
TMUs
80
128
+60.0%
ROPs
32
32
0.0%
Compute Units
20
—
Clocks
Base Clock
850 MHz
954 MHz
Boost Clock
900 MHz
993 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
4 GB
8 GB
VRAM (MB)
4,096
8,192
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
153.6 GB/s
160.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Performance
Pixel Rate
28.80 GPixel/s
31.78 GPixel/s
Texture Rate
72.00 GTexel/s
127.1 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
3.050 TFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
127.1 GFLOPS (1:24)
Power
TDP
100 W
122 W
TDP (W)
100
122
+22.0%
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
Kepler
GPU Name
Neptune
GK104
Generation
Gem System
(R9 M200)
GeForce 800M
Process Size
28 nm
28 nm
Transistors
2,800 million
3,540 million
Die Size
212 mm²
294 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
12.0M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1 (1.2)
3.0
CUDA
—
3.0
Shader Model
6.5 (5.1)
6.5 (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 700M
Successor
Polaris Mobile
GeForce 900M