Apple Radeon Pro 455 Full Specs

Summary

768 Shaders 855MHz

2GB GDDR580GB/s

Peak·FP32·FP16 1.31 TFLOPS

Form Factor Soldered

TDP 35W

Theoretical Performance

Clock Speed855MHz UC·Boost·OC

Peak OPS 1.31 TFLOPSFP16

FP32 1.31 TFLOPS

FP64 82.08 GFLOPS

Pixel Rate 13.7 GPixel/s

Texture Rate 41 GTexel/s

Core Config

Shaders 768 Shaders

TMUs 48 TMUs

ROPs 16 ROPs

CUs 12 CUs

Clocks

Boost Clock 855MHz

Cache

L1 16KB/CU

L2 Cache 1MB shared

Memory

2GB GDDR5

Memory Bus 128-bit

Memory Speed 5GT/s

Memory Bandwidth 80GB/s

ECC No

Power & Thermals

TDP 35W

Video Output

Max Resolution 5120x2880

Refresh Rate Calculator 5120x2880 Resolution5K Refresh Rate 60Hz

Multi-Monitor 3

Adaptive Sync FreeSync

DSC Not Supported

HDCP HDCP 2.2

API Support

Shader Model 6.7

DirectX DirectX 12 Direct3D 12_0

OpenGL 4.6 OpenCL 2.1 Vulkan 1.3

GFX 8

Encoder

Encoder VCE 3.4

Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder UVD 6.3

Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 AVC (H.264) HEVC (H.265)

Card

Form Factor Soldered

PCIe PCIe 3.0 x8

Multi-GPU Multi-GPU Support Supported Multi-GPU Type CrossFire XDMA

Chip

Manufacturer Apple

Chip Designer AMD

Architecture GCN 4

Family Radeon Pro

Branding

Codename Baffin

Chip Variant Polaris 11 XL

Market Segment Laptop

Release Date Oct 30, 2016

Fabrication

Foundry GlobalFoundries

Fabrication Node 14LPP

Die Size 123mm²

Transistor Count 3B

Transistor Density 24.39 MTr/mm²

Images