AMD Radeon R9 M390 vs AMD Radeon R9 M395 Full Specs
1,024 Shaders 958MHz | 1,792 Shaders 834MHz |
2GB GDDR5174.7GB/s | 2GB GDDR5174.7GB/s |
·· 1.96 TFLOPS | ·· 2.99 TFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 100W | TDP 125W |
Radeon R9 M3901.96 TFLOPSFP32Radeon R9 M3952.99 TFLOPSFP32Clock Speed ·· | Clock Speed ·· |
Peak OPS 1.96 TFLOPSFP32 | Peak OPS 2.99 TFLOPSFP32 |
FP32 1.96 TFLOPS | FP32 2.99 TFLOPS |
FP64 122.6 GFLOPS | FP64 186.8 GFLOPS |
Pixel Rate 30.7 GPixel/s | Pixel Rate 26.7 GPixel/s |
Texture Rate 61.3 GTexel/s | Texture Rate 93.4 GTexel/s |
Shaders 1,024 Shaders | Shaders 1,792 Shaders |
TMUs 64 TMUs | TMUs 112 TMUs |
ROPs 32 ROPs | ROPs 32 ROPs |
CUs 16 CUs | CUs 28 CUs |
Boost Clock 958MHz | Boost Clock 834MHz |
L2 Cache 512KB shared | L2 Cache 768KB shared |
2GB GDDR5 | 2GB GDDR5 |
Memory Bus 256-bit | Memory Bus 256-bit |
Memory Speed 5.5GT/s | Memory Speed 5.5GT/s |
Memory Bandwidth 174.7GB/s | Memory Bandwidth 174.7GB/s |
ECC No | ECC No |
TDP 100W | TDP 125W |
Multi-Monitor 3 | Multi-Monitor 3 |
HDCP - | HDCP HDCP 1.4 |
Encoder Model VCE 1.0 | Encoder Model VCE 3.0 |
Decoder Model UVD 4.0 | Decoder Model UVD 5.0 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename Pitcairn | Codename Tonga |
Chip Variant Pitcairn Pro | Chip Variant Tonga Pro |
Market Segment Laptop | Market Segment Laptop |
Release Date May 5, 2015 | Release Date May 5, 2015 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 28nm | Fabrication Node 28nm |
Die Size 212mm² | Die Size 359mm² |
Transistor Count 2.8 Billion | Transistor Count 5 Billion |
Transistor Density 13.21 MTr/mm² | Transistor Density 13.93 MTr/mm² |
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All-in-Ones | All-in-Ones |