GPU Comparison
RADEON
AMD Radeon R8 M445DX
CORE STATE
Meso
VRAM
System Shared
CLOCK SPEED
1021 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
VS
RADEON
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
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
R8 M445DX
R9 M290X
Core Specs
Shading Units
320
1,280
+300.0%
Shaders
320
1,280
+300.0%
TMUs
20
80
+300.0%
ROPs
8
32
+300.0%
Compute Units
5
20
+300.0%
Clocks
Base Clock
780 MHz
850 MHz
Boost Clock
1021 MHz
900 MHz
Memory Clock
System Shared
1200 MHz
4.8 Gbps effective
Memory
Memory Size
System Shared
4 GB
VRAM (MB)
—
4,096
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
153.6 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
512 KB
Performance
Pixel Rate
8.168 GPixel/s
28.80 GPixel/s
Texture Rate
20.42 GTexel/s
72.00 GTexel/s
FP32 (TFLOPS)
653.4 GFLOPS
2.304 TFLOPS
FP64 (TFLOPS)
40.84 GFLOPS (1:16)
144.0 GFLOPS (1:16)
FP16 (TFLOPS)
653.4 GFLOPS (1:1)
—
Power
TDP
—
100 W
TDP (W)
—
100
Power Connectors
—
None
Architecture
Architecture
GCN 3.0
GCN 1.0
GPU Name
Meso
Neptune
Generation
Gem System Hybrid
(Rx M400)
Gem System
(R9 M200)
Process Size
28 nm
28 nm
Transistors
1,550 million
2,800 million
Die Size
125 mm²
212 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
13.2M / mm²
API Support
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1
2.1 (1.2)
Shader Model
6.5
6.5 (5.1)
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
IGP
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Solar System
Successor
—
Polaris Mobile