GPU Comparison
RADEON
AMD Radeon Pro 555
CORE STATE
Polaris 21
VRAM
2 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
VS
RADEON
Radeon RX 5300M
CORE STATE
Navi 14
VRAM
3 GB
CLOCK SPEED
1445 MHz
TDP
85 W
BUS WIDTH
96 bit
ARCHITECTURE
RDNA 1.0
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555
RX 5300M
Core Specs
Shading Units
768
1,408
+83.3%
Shaders
768
1,408
+83.3%
TMUs
48
88
+83.3%
ROPs
16
32
+100.0%
Compute Units
12
22
+83.3%
Clocks
Base Clock
—
1000 MHz
Boost Clock
—
1445 MHz
GPU Clock
850 MHz
—
Game Clock
—
1181 MHz
Memory Clock
1275 MHz
5.1 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
2 GB
3 GB
VRAM (MB)
2,048
3,072
+50.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
96 bit
Bandwidth
81.60 GB/s
168.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
1024 KB
2 MB
Performance
Pixel Rate
13.60 GPixel/s
46.24 GPixel/s
Texture Rate
40.80 GTexel/s
127.2 GTexel/s
FP32 (TFLOPS)
1,305.6 GFLOPS
4.069 TFLOPS
FP64 (TFLOPS)
81.60 GFLOPS (1:16)
254.3 GFLOPS (1:16)
FP16 (TFLOPS)
1,305.6 GFLOPS (1:1)
8.138 TFLOPS (2:1)
Power
TDP
75 W
85 W
TDP (W)
75
85
+13.3%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
RDNA 1.0
GPU Name
Polaris 21
Navi 14
Generation
Radeon Pro Mac
(500 Series)
Navi Mobile
(RX 5000M)
Process Size
14 nm
7 nm
Transistors
3,000 million
6,400 million
Die Size
123 mm²
158 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
40.5M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
2.1
Shader Model
6.7
6.8
Physical
Slot Width
IGP
—
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
Polaris Mobile