AMD Radeon RX 6800 vs AMD Radeon RX 6800 XT Full Specs

Summary

3,840 Shaders 2.1GHz	4,608 Shaders 2.25GHz
16GB GDDR6512GB/s	16GB GDDR6512GB/s
Peak·FP32·FP16 16.17 TFLOPS	Peak·FP32·FP16 20.74 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 250W	TDP 300W
Power Connectors 2x 8-Pin	Power Connectors 2x 8-Pin

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

Radeon RX 680032.33 TFLOPSFP16

x1

Radeon RX 6800 XT41.47 TFLOPSFP16

x1.28

Show Top Score

Theoretical Performance

Clock Speed2105MHz UC·Base·Boost·OC	Clock Speed2250MHz UC·Base·Boost·OC
Peak OPS 32.33 TFLOPSFP16	Peak OPS 41.47 TFLOPSFP16
FP32 16.17 TFLOPS	FP32 20.74 TFLOPS
FP64 1.01 TFLOPS	FP64 1.3 TFLOPS
Pixel Rate 202.1 GPixel/s	Pixel Rate 288 GPixel/s
Texture Rate 505.2 GTexel/s	Texture Rate 648 GTexel/s

Core Config

Shaders 3,840 Shaders	Shaders 4,608 Shaders
TMUs 240 TMUs	TMUs 288 TMUs
ROPs 96 ROPs	ROPs 128 ROPs
RT Cores 60 RT-Cores	RT Cores 72 RT-Cores
CUs 60 CUs	CUs 72 CUs

Clocks

Base Clock 1.7GHz	Base Clock 1.82GHz
Boost Clock 2.1GHz	Boost Clock 2.25GHz

Cache

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

Memory

16GB GDDR6	16GB GDDR6
Memory Bus 256-bit	Memory Bus 256-bit
Memory Speed 16GT/s	Memory Speed 16GT/s
Memory Bandwidth 512GB/s	Memory Bandwidth 512GB/s
ECC No	ECC No

Power & Thermals

TDP 250W	TDP 300W
Max Temp 110°C Max	Max Temp 110°C Max

Video Output

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 4	Multi-Monitor 4
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Supported	DSC Supported
HDCP HDCP 2.3	HDCP HDCP 2.3

Ports

2x DisplayPort 1.4 1x HDMI 2.1 1x USB-C

2x DisplayPort 1.4 1x HDMI 2.1 1x USB-C

API Support

Shader Model 6.5	Shader Model 6.5
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_2
OpenGL 4.6 OpenCL 2.1 Vulkan 1.2	OpenGL 4.6 OpenCL 2.1 Vulkan 1.2
GFX 10.3	GFX 10.3

Encoder

Encoder VCN 3.0	Encoder VCN 3.0
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

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

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe PCIe 4.0 x16 2-Slots	PCIe PCIe 4.0 x16 2.5-Slots
Height 120mm (4.72") Width 267mm (10.51") Depth 40mm (1.57")	Height 120mm (4.72") Width 267mm (10.51") Depth 50mm (1.97")
Cooling Open-Air 3x Fans	Cooling Open-Air 3x Fans
Power Connectors 2x 8-Pin	Power Connectors 2x 8-Pin
Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless	Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 2	Architecture RDNA 2
Family Radeon RX 6000	Family Radeon RX 6000
Branding	Branding
Codename Sienna Cichlid	Codename Sienna Cichlid
Chip Variant Navi 21 XL	Chip Variant Navi 21 XL
Market Segment Desktop	Market Segment Desktop
Release Date Nov 18, 2020	Release Date Nov 18, 2020

Fabrication

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

Images