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Sapphire RX 6900 XT

21308-01-20G

Graphics Processor: Navi 21
Cores: 5120
TMUs: 320
ROPs: 128
Memory Size: 16 GB
Memory Type: GDDR6
Bus Width: 256 bit

GPU

I/O

Top

Bottom

Back

Cooler

PCB Front

PCB Back

Graphics Processor

GPU Name: Navi 21

GPU Variant: Navi 21 XTX
(215-121000167)

Architecture: RDNA 2.0

Foundry: TSMC

Process Size: 7 nm

Transistors: 26,800 million

Density: 51.5M / mm²

Die Size: 520 mm²

Chip Package: BGA-2425

Graphics Card

Release Date: Oct 28th, 2020

Availability: Dec 8th, 2020

Generation: Navi II
(RX 6000)

Predecessor: Navi

Successor: Navi III

Production: Active

Bus Interface: PCIe 4.0 x16

Clock Speeds

Base Clock: 1825 MHz

Game Clock: 2015 MHz

Boost Clock: 2250 MHz

Memory Clock: 2000 MHz
16 Gbps effective

Memory

Memory Size: 16 GB

Memory Type: GDDR6

Memory Bus: 256 bit

Bandwidth: 512.0 GB/s

Render Config

Shading Units: 5120

TMUs: 320

ROPs: 128

Compute Units: 80

RT Cores: 80

L0 Cache: 32 KB per WGP

L1 Cache: 128 KB per Array

L2 Cache: 4 MB

L3 Cache: 128 MB

Theoretical Performance

Pixel Rate: 288.0 GPixel/s

Texture Rate: 720.0 GTexel/s

FP16 (half): 46.08 TFLOPS (2:1)

FP32 (float): 23.04 TFLOPS

FP64 (double): 1,440 GFLOPS (1:16)

Board Design

Slot Width: Triple-slot

Length: 267 mm
10.5 inches

Width: 120 mm
4.7 inches

Height: 50 mm
2 inches

TDP: 300 W

Suggested PSU: 700 W

Outputs: 1x HDMI 2.1
2x DisplayPort 1.4a
1x USB Type-C

Power Connectors: 2x 8-pin

Part Number: 102-D412

Board Number: 109-D412A7-00_03

Graphics Features

DirectX: 12 Ultimate (12_2)

OpenGL: 4.6

OpenCL: 2.1

Vulkan: 1.3

Shader Model: 6.7

Navi 21 GPU Notes

Generation: Navi II
Codename: Sienna Cichlid / Gaming
Ray Tracing Cores: 1st Gen
Infinity Cache: 1st Gen
Graphics/Compute: 10.3.0
Shader ISA: GFX10.3 (gfx1030)
Display Core Next: 3.0.0
Video Core Next: 3.0.0
System DMA: 5.2.0
Platform Security Processor: 11.0.7

Per SIMD32:
- 10 KB Scalar Register File

Per CU:
- 16 KB Vector Data Cache
- 64 KB Local Data Share (GCN-Mode)

Per WGP:
- 16 KB Scalar Data Cache / K Cache
- 32 KB Instruction Cache
- 128 KB Local Data Share

Other retail boards based on this design (51)

Name	GPU Clock	Boost Clock	Memory Clock	Other Changes
AMD Radeon RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
AMD Radeon RX 6900 XT Halo Infinite Limited Edition	1825 MHz	2250 MHz	2000 MHz
AMD Radeon RX 6900 XT LC	2075 MHz	2435 MHz	2250 MHz	Dual-slot, 330 W
ASRock LC RX 6900 XT OEM	1825 MHz	2250 MHz	2000 MHz	Dual-slot
ASRock RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
ASRock RX 6900 XT OC Formula	2125 MHz	2475 MHz	2000 MHz	332 mm/13.1 inches, 1x HDMI 3x DisplayPort
ASRock RX 6900 XT Phantom Gaming D OC	1925 MHz	2340 MHz	2000 MHz	330 mm/13 inches, 1x HDMI 3x DisplayPort
ASUS RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
ASUS TUF RX 6900 XT GAMING OC	1900 MHz	2310 MHz	2000 MHz	320 mm/12.6 inches, 1x HDMI 3x DisplayPort
ASUS TUF RX 6900 XT GAMING TOP	1925 MHz	2335 MHz	2000 MHz	320 mm/12.6 inches, 1x HDMI 3x DisplayPort
ASUS ROG STRIX LC RX 6900 XT GAMING OC	1950 MHz	2365 MHz	2000 MHz	277 mm/10.9 inches, 1x HDMI 3x DisplayPort
ASUS ROG STRIX LC RX 6900 XT GAMING TOP	2200 MHz	2525 MHz	2000 MHz	277 mm/10.9 inches, 1x HDMI 3x DisplayPort
BIOSTAR RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
Dataland RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
Dataland RX 6900 XT Ares X	1875 MHz	2285 MHz	2000 MHz	311 mm/12.2 inches, Dual-slot
Dell RX 6900 XT OEM	1825 MHz	2250 MHz	2000 MHz
GIGABYTE AORUS RX 6900 XT MASTER Rev. 1.0	1950 MHz	2365 MHz	2000 MHz	322 mm/12.7 inches, 2x HDMI 2x DisplayPort
GIGABYTE AORUS RX 6900 XT MASTER Rev. 2.0	1925 MHz	2335 MHz	2000 MHz	322 mm/12.7 inches, 2x HDMI 2x DisplayPort
GIGABYTE AORUS RX 6900 XT Xtreme WaterForce WB	2200 MHz	2525 MHz	2000 MHz	282 mm/11.1 inches, 2x HDMI 2x DisplayPort
GIGABYTE RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
GIGABYTE RX 6900 XT GAMING OC	1875 MHz	2285 MHz	2000 MHz	286 mm/11.3 inches, 2x HDMI 2x DisplayPort
KUROUTOSHIKOU RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
Lenovo RX 6900 XT LEGION	1825 MHz	2250 MHz	2000 MHz
MSI RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
MSI RX 6900 XT GAMING TRIO	1825 MHz	2250 MHz	2000 MHz	324 mm/12.8 inches
MSI RX 6900 XT GAMING X TRIO	1925 MHz	2340 MHz	2000 MHz	324 mm/12.8 inches
MSI RX 6900 XT GAMING Z TRIO	2050 MHz	2425 MHz	2000 MHz	324 mm/12.8 inches
PowerColor Liquid Devil RX 6900 XT	1950 MHz	2365 MHz	2000 MHz	266 mm/10.5 inches, Dual-slot
PowerColor Liquid Devil RX 6900 XT Ultimate	2125 MHz	2480 MHz	2000 MHz	266 mm/10.5 inches, Dual-slot
PowerColor Red Devil RX 6900 XT	1925 MHz	2340 MHz	2000 MHz	320 mm/12.6 inches, 1x HDMI 3x DisplayPort
PowerColor Red Devil RX 6900 XT Limited Edition	1925 MHz	2340 MHz	2000 MHz	320 mm/12.6 inches
PowerColor Red Devil RX 6900 XT Ultimate	2050 MHz	2425 MHz	2000 MHz	320 mm/12.6 inches
PowerColor RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
Sapphire NITRO+ RX 6900 XT OC	1875 MHz	2285 MHz	2000 MHz	310 mm/12.2 inches, 1x HDMI 3x DisplayPort
Sapphire NITRO+ RX 6900 XT Special Edition OC	1950 MHz	2365 MHz	2000 MHz	320 mm/12.6 inches, 1x HDMI 3x DisplayPort
Sapphire NITRO+ RX 6900 XT Special Edition OC	1950 MHz	2365 MHz	2000 MHz	320 mm/12.6 inches
Sapphire RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
Sapphire RX 6900 XT LC	2075 MHz	2435 MHz	2250 MHz	Dual-slot, 330 W
Sapphire TOXIC RX 6900 XT Air Cooled	2050 MHz	2425 MHz	2000 MHz	320 mm/12.6 inches, 1x HDMI 3x DisplayPort, 330 W
Sapphire TOXIC RX 6900 XT Extreme Edition	2200 MHz	2525 MHz	2000 MHz	270 mm/10.6 inches, Dual-slot, 1x HDMI 3x DisplayPort, 430 W
Sapphire TOXIC RX 6900 XT Limited Edition	1950 MHz	2365 MHz	2000 MHz	270 mm/10.6 inches, Dual-slot
Sapphire TOXIC RX 6900 XT Limited Edition	1950 MHz	2365 MHz	2000 MHz	270 mm/10.6 inches, Dual-slot, 1x HDMI 3x DisplayPort
Sapphire TOXIC RX 6900 XT Limited Edition	1950 MHz	2365 MHz	2000 MHz	270 mm/10.6 inches, Dual-slot, 1x HDMI 3x DisplayPort
VASTARMOR RX 6900 XT ALLOY	1950 MHz	2365 MHz	2000 MHz	345 mm/13.6 inches, 1x HDMI 3x DisplayPort
VASTARMOR RX 6900 XTH SUPER ALLOY	1950 MHz	2365 MHz	2000 MHz	345 mm/13.6 inches, 1x HDMI 3x DisplayPort
XFX RX 6900 XT	1825 MHz	2250 MHz	2000 MHz
XFX Speedster MERC319 RX 6900 XT BLACK	1950 MHz	2365 MHz	2000 MHz	340 mm/13.4 inches
XFX Speedster MERC319 RX 6900 XT Limited Black	2150 MHz	2495 MHz	2000 MHz	340 mm/13.4 inches
XFX Speedster MERC319 RX 6900 XT ULTRA	1925 MHz	2340 MHz	2000 MHz	340 mm/13.4 inches, 1x HDMI 3x DisplayPort
XFX Speedster SWFT319 RX 6900 XT CORE	1825 MHz	2250 MHz	2000 MHz	340 mm/13.4 inches, 1x HDMI 3x DisplayPort
XFX Speedster ZERO RX 6900 XT WB	2200 MHz	2525 MHz	2000 MHz	340 mm/13.4 inches, 1x HDMI 3x DisplayPort