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
GPU
HD Graphics P4600
CORE STATE
Haswell GT2
VRAM
System Shared
CLOCK SPEED
1200 MHz
TDP
84 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 7.5
PROCESS
22 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
HD Graphics P4600
Core Specs
Shading Units
1,280
160
-87.5%
Shaders
1,280
160
-87.5%
TMUs
80
20
-75.0%
ROPs
32
2
-93.8%
Compute Units
20
—
Execution Units
—
20
Clocks
Base Clock
850 MHz
350 MHz
Boost Clock
900 MHz
1200 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
System Shared
Memory
Memory Size
4 GB
System Shared
VRAM (MB)
4,096
—
Memory Type
GDDR5
System Shared
Memory Bus
256 bit
System Shared
Bandwidth
153.6 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
—
Performance
Pixel Rate
28.80 GPixel/s
2.400 GPixel/s
Texture Rate
72.00 GTexel/s
24.00 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
384.0 GFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
96.00 GFLOPS (1:4)
Power
TDP
100 W
84 W
TDP (W)
100
84
-16.0%
Power Connectors
None
—
Architecture
Architecture
GCN 1.0
Generation 7.5
GPU Name
Neptune
Haswell GT2
Generation
Gem System
(R9 M200)
HD Graphics-W
(Haswell)
Process Size
28 nm
22 nm
Transistors
2,800 million
—
Die Size
212 mm²
—
Foundry
TSMC
Intel
Density
13.2M / mm²
—
API Support
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.3
Vulkan
1.2.170
1.0
OpenCL
2.1 (1.2)
1.2
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
MXM Module
IGP
Outputs
Portable Device Dependent
Motherboard Dependent
Bus Interface
PCIe 3.0 x16
Ring Bus
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
—
Successor
Polaris Mobile
—