Apple Radeon Pro 555X vs Apple Radeon Pro 580X Full Specs
768 Shaders 907MHz | 2,304 Shaders 1.2GHz |
4GB GDDR594.4GB/s | 8GB GDDR5217.6GB/s |
·· 1.39 TFLOPS | ·· 5.53 TFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 35W | TDP 125W |
Radeon Pro 555X1.39 TFLOPSFP16Radeon Pro 580X5.53 TFLOPSFP16Clock Speed ·· | Clock Speed ··· |
Peak OPS 1.39 TFLOPSFP16 | Peak OPS 5.53 TFLOPSFP16 |
FP32 1.39 TFLOPS | FP32 5.53 TFLOPS |
FP64 87.07 GFLOPS | FP64 345.6 GFLOPS |
Pixel Rate 14.5 GPixel/s | Pixel Rate 38.4 GPixel/s |
Texture Rate 43.5 GTexel/s | Texture Rate 172.8 GTexel/s |
Shaders 768 Shaders | Shaders 2,304 Shaders |
TMUs 48 TMUs | TMUs 144 TMUs |
ROPs 16 ROPs | ROPs 32 ROPs |
CUs 12 CUs | CUs 36 CUs |
Base Clock - | Base Clock 1.1GHz |
Boost Clock 907MHz | Boost Clock 1.2GHz |
L2 Cache 1MB shared | L2 Cache 2MB shared |
4GB GDDR5 | 8GB GDDR5 |
Memory Bus 128-bit | Memory Bus 256-bit |
Memory Speed 5.9GT/s | Memory Speed 6.8GT/s |
Memory Bandwidth 94.4GB/s | Memory Bandwidth 217.6GB/s |
TDP 35W | TDP 125W |
Multi-Monitor 3 | Multi-Monitor 3 |
HDCP HDCP 2.2 | HDCP HDCP 2.2 |
Encoder Model VCE 3.4 | Encoder Model VCE 3.0 |
Decoder Model UVD 6.3 | Decoder Model UVD 6.3 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Baffin | Codename Ellesmere |
Chip Variant Polaris 21 XL | Chip Variant Polaris 20 XL |
Market Segment Laptop | Market Segment Laptop |
Release Date Jul 16, 2018 | Release Date Mar 18, 2019 |
Foundry GlobalFoundries | Foundry GlobalFoundries |
Fabrication Node 14LPP | Fabrication Node 14LPP |
Die Size 123mm² | Die Size 232mm² |
Transistor Count 3 Billion | Transistor Count 5.7 Billion |
Transistor Density 24.39 MTr/mm² | Transistor Density 24.57 MTr/mm² |
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Laptops | Laptops - |
All-in-Ones | All-in-Ones |