Apple Radeon Pro W6900X vs Apple Radeon Pro W6800X Duo Full Specs
5,120 Shaders 2.17GHz | 7,680 Shaders 1.97GHz |
32GB GDDR6512GB/s | 64GB GDDR61.02TB/s |
·· 22.23 TFLOPS | ·· 30.26 TFLOPS |
Form Factor MPX | Form Factor MPX |
TDP 300W | TDP 400W |
Clock Speed ··· | Clock Speed ··· |
Peak OPS 44.46 TFLOPSFP16 | Peak OPS 60.52 TFLOPSFP16 |
FP32 22.23 TFLOPS | FP32 30.26 TFLOPS |
FP64 1.39 TFLOPS | FP64 1.89 TFLOPS |
Pixel Rate 277.9 GPixel/s | Pixel Rate 189.1 GPixel/s |
Texture Rate 694.7 GTexel/s | Texture Rate 472.8 GTexel/s |
Shaders 5,120 Shaders | Shaders 7,680 Shaders |
TMUs 320 TMUs | TMUs 480 TMUs |
ROPs 128 ROPs | ROPs 192 ROPs |
RT Cores 80 RT-Cores | RT Cores 120 RT-Cores |
CUs 80 CUs | CUs 120 CUs |
Base Clock 1.82GHz | Base Clock 1.8GHz |
Boost Clock 2.17GHz | Boost Clock 1.97GHz |
L0 Cache 32KB/WGP | L0 Cache 32KB/WGP |
L1 128KB/Array | L1 128KB/Array |
L2 Cache 4MB shared | L2 Cache 4MB shared |
L3 Cache 128MB shared | L3 Cache 128MB shared |
L3 Bandwidth 1.66TB/s | L3 Bandwidth 1.66TB/s |
32GB GDDR6 | 64GB GDDR6 |
Memory Bus 256-bit | Memory Bus 256-bit |
Memory Speed 16GT/s | Memory Speed 16GT/s |
Memory Bandwidth 512GB/s | Memory Bandwidth 1.02TB/s |
ECC No | ECC No |
TDP 300W | TDP 400W |
Max Temp 100°C Max | Max Temp 100°C Max |
Max Resolution 7680x4320 | Max Resolution 7680x4320 |
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz | Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz |
Multi-Monitor 6 | Multi-Monitor 8 |
Adaptive Sync FreeSync | Adaptive Sync FreeSync |
DSC Supported | DSC Supported |
HDCP HDCP 2.3 | HDCP HDCP 2.3 |
1x HDMI 2.0 4x Thunderbolt 3 | 1x HDMI 2.0 4x Thunderbolt 3 |
Shader Model 6.5 | Shader Model 6.5 |
DirectX DirectX 12Direct3D 12_2 | DirectX DirectX 12Direct3D 12_2 |
OpenGL 4.6OpenCL 2.1Vulkan 1.2 | OpenGL 4.6OpenCL 2.1Vulkan 1.2 |
GFX 10.3 | GFX 10.3 |
Encoder VCN 3.0 | Encoder VCN 3.0 |
Codec AVC (H.264) HEVC (H.265) | Codec AVC (H.264) HEVC (H.265) |
Decoder VCN 3.0 | Decoder VCN 3.0 |
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1 | Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1 |
Form Factor MPX | Form Factor MPX |
PCIe PCIe 4.0 x16 4-Slots | PCIe PCIe 4.0 x16 4-Slots |
Cooling Passive | Cooling Passive |
Multi-GPU Multi-GPU Support SupportedMulti-GPU Type Bridgeless | Multi-GPU Multi-GPU Support SupportedMulti-GPU Type Bridgeless |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding ![]() | Branding ![]() |
Codename Sienna Cichlid | Codename Sienna Cichlid |
Chip Variant Navi 21 XL | Chip Variant Navi 21 XL |
Market Segment Workstation | Market Segment Workstation |
Release Date Aug 3, 2021 | Release Date Aug 3, 2021 |
Foundry TSMC | Foundry TSMC |
Fabrication Node N7 | Fabrication Node N7 |
Die Size 520mm² | Die Size 520mm² |
Transistor Count 26.8B | Transistor Count 26.8B |
Transistor Density 51.56 MTr/mm² | Transistor Density 51.56 MTr/mm² |
Desktops | Desktops |




