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 M265X
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
625 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R8 M445DX
R9 M265X
Core Specs
Shading Units
320
640
+100.0%
Shaders
320
640
+100.0%
TMUs
20
40
+100.0%
ROPs
8
16
+100.0%
Compute Units
5
10
+100.0%
Clocks
Base Clock
780 MHz
575 MHz
Boost Clock
1021 MHz
625 MHz
Memory Clock
System Shared
1000 MHz
4 Gbps effective
Memory
Memory Size
System Shared
2 GB
VRAM (MB)
—
2,048
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
64.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
256 KB
Performance
Pixel Rate
8.168 GPixel/s
10.00 GPixel/s
Texture Rate
20.42 GTexel/s
25.00 GTexel/s
FP32 (TFLOPS)
653.4 GFLOPS
800.0 GFLOPS
FP64 (TFLOPS)
40.84 GFLOPS (1:16)
50.00 GFLOPS (1:16)
FP16 (TFLOPS)
653.4 GFLOPS (1:1)
—
Architecture
Architecture
GCN 3.0
GCN 1.0
GPU Name
Meso
Venus
Generation
Gem System Hybrid
(Rx M400)
Gem System
(R9 M200)
Process Size
28 nm
28 nm
Transistors
1,550 million
1,500 million
Die Size
125 mm²
123 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
12.2M / 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
—
Outputs
Portable Device Dependent
—
Bus Interface
IGP
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Solar System
Successor
—
Polaris Mobile