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
RADEON
Radeon RX 570X
CORE STATE
Polaris 20
VRAM
8 GB
CLOCK SPEED
1244 MHz
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
passmark_g2d
passmark_g3d
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
RX 570X
Core Specs
Shading Units
1,280
2,048
+60.0%
Shaders
1,280
2,048
+60.0%
TMUs
80
128
+60.0%
ROPs
32
32
0.0%
Compute Units
20
32
+60.0%
Clocks
Base Clock
850 MHz
1168 MHz
Boost Clock
900 MHz
1244 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
1750 MHz
7 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
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
28.80 GPixel/s
39.81 GPixel/s
Texture Rate
72.00 GTexel/s
159.2 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
5.095 TFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
318.5 GFLOPS (1:16)
FP16 (TFLOPS)
—
5.095 TFLOPS (1:1)
Power
TDP
100 W
150 W
TDP (W)
100
150
+50.0%
Suggested PSU
—
450 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 1.0
GCN 4.0
GPU Name
Neptune
Polaris 20
Generation
Gem System
(R9 M200)
Polaris
(RX 500X)
Process Size
28 nm
14 nm
Transistors
2,800 million
5,700 million
Die Size
212 mm²
232 mm²
Foundry
TSMC
GlobalFoundries
Density
13.2M / mm²
24.6M / mm²
API Support
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.7
Physical
Slot Width
MXM Module
Dual-slot
Length
—
241 mm
9.5 inches
Outputs
Portable Device Dependent
1x DVI1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Polaris
Successor
Polaris Mobile
Vega