GPU Comparison
RADEON
AMD Radeon R9 M375X
CORE STATE
Tropo
VRAM
2 GB
CLOCK SPEED
1015 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2015
VS
RADEON
Radeon RX 550X
CORE STATE
Lexa
VRAM
4 GB
CLOCK SPEED
1183 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M375X
RX 550X
Core Specs
Shading Units
640
512
-20.0%
Shaders
640
512
-20.0%
TMUs
40
32
-20.0%
ROPs
16
16
0.0%
Compute Units
10
8
-20.0%
Clocks
Base Clock
925 MHz
1100 MHz
Boost Clock
1015 MHz
1183 MHz
Memory Clock
1125 MHz
4.5 Gbps effective
1500 MHz
6 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
128 bit
Bandwidth
72.00 GB/s
96.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
16.24 GPixel/s
18.93 GPixel/s
Texture Rate
40.60 GTexel/s
37.86 GTexel/s
FP32 (TFLOPS)
1,299.2 GFLOPS
1,211.4 GFLOPS
FP64 (TFLOPS)
81.20 GFLOPS (1:16)
75.71 GFLOPS (1:16)
FP16 (TFLOPS)
—
1,211.4 GFLOPS (1:1)
Power
TDP
—
50 W
TDP (W)
—
50
Suggested PSU
—
250 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
GCN 4.0
GPU Name
Tropo
Lexa
Generation
Gem System
(R9 M300)
Polaris
(RX 500X)
Process Size
28 nm
14 nm
Transistors
1,500 million
2,200 million
Die Size
123 mm²
103 mm²
Foundry
TSMC
GlobalFoundries
Density
12.2M / mm²
21.4M / 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
—
Dual-slot
Length
—
145 mm
5.7 inches
Outputs
—
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Polaris
Successor
Polaris Mobile
Vega