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
P102-100
CORE STATE
GP102
VRAM
5 GB
CLOCK SPEED
1683 MHz
TDP
250 W
BUS WIDTH
320 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
P102-100
Core Specs
Shading Units
1,280
3,200
+150.0%
Shaders
1,280
3,200
+150.0%
TMUs
80
200
+150.0%
ROPs
32
80
+150.0%
Compute Units
20
—
SM Count
—
25
Clocks
Base Clock
850 MHz
1582 MHz
Boost Clock
900 MHz
1683 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
1376 MHz
11 Gbps effective
Memory
Memory Size
4 GB
5 GB
VRAM (MB)
4,096
5,120
+25.0%
Memory Type
GDDR5
GDDR5X
Memory Bus
256 bit
320 bit
Bandwidth
153.6 GB/s
440.3 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
2.5 MB
Performance
Pixel Rate
28.80 GPixel/s
134.6 GPixel/s
Texture Rate
72.00 GTexel/s
336.6 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
10.77 TFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
336.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
168.3 GFLOPS (1:64)
Power
TDP
100 W
250 W
TDP (W)
100
250
+150.0%
Suggested PSU
—
600 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
GCN 1.0
Pascal
GPU Name
Neptune
GP102
Generation
Gem System
(R9 M200)
Mining GPUs
Process Size
28 nm
16 nm
Transistors
2,800 million
11,800 million
Die Size
212 mm²
471 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
25.1M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
6.1
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 1.0 x4
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
—
Successor
Polaris Mobile
—