AMD Radeon RX 6900 XT vs NVIDIA GeForce RTX 3080 Ti Laptop 115W Full Specs

Summary

5,120 Shaders 2.25GHz	7,424 Shaders 1.26GHz
16GB GDDR6512GB/s	16GB GDDR6512GB/s
Peak·FP32·FP16 23.04 TFLOPS	Peak·FP32·FP16 18.71 TFLOPS
Form Factor PCIe Card	Form Factor Soldered
TDP 300W	TDP 115W
Power Connectors 2x 8-Pin	Power Connectors -

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP16-16 FP16-16 Tensor Sparse Tensor FP16-32 FP16-32 Tensor Sparse FP64 BF16 Tensor BF16 BF16 Tensor Sparse Tensor TF32 Tensor INT8 Tensor INT4 Memory Bandwidth TDP

Radeon RX 6900 XT46.08 TFLOPSFP16

x1

GeForce RTX 3080 Ti Laptop 115W598.7 TOPSINT4 Tensor Sparse

x12.99

Show Top Score

Theoretical Performance

Clock Speed2250MHz UC·Base·Boost·OC	Clock Speed1260MHz UC·Base·Boost·OC
Peak OPS 46.08 TFLOPSFP16	Peak OPS 598.7 TOPSINT4 Tensor Sparse
-	Tensor FP16-16 74.83 TFLOPS FP16-16 Tensor Sparse 149.7 TFLOPS Tensor FP16-32 37.42 TFLOPS FP16-32 Tensor Sparse 74.83 TFLOPS
-	BF16 18.71 TFLOPS Tensor BF16 37.42 TFLOPS BF16 Tensor Sparse 74.83 TFLOPS
Tensor TF32 -	Tensor TF32 18.71 TFLOPS
FP32 23.04 TFLOPS	FP32 18.71 TFLOPS
FP64 1.44 TFLOPS	FP64 292.3 GFLOPS
Tensor INT4 -	Tensor INT4 299.3 TOPS
-	Tensor INT8 149.7 TOPS
Ray -	Ray 36.54 TOPS
Pixel Rate 288 GPixel/s	Pixel Rate 121 GPixel/s
Texture Rate 720 GTexel/s	Texture Rate 292.3 GTexel/s

Core Config

Shaders 5,120 Shaders	Shaders 7,424 Shaders
TMUs 320 TMUs	TMUs 232 TMUs
ROPs 128 ROPs	ROPs 96 ROPs
Tensor Cores -	Tensor Cores 232 T-Cores
RT Cores 80 RT-Cores	RT Cores 58 RT-Cores
CUs 80 CUs	SMs 58 SMs

Clocks

Base Clock 1.82GHz	Base Clock 810MHz
Boost Clock 2.25GHz	Boost Clock 1.26GHz

Cache

L2 Cache 4.1MB shared	L2 Cache 4.1MB shared
L3 Cache 128MB shared	L3 Cache -
L3 Bandwidth 1.66TB/s	L3 Bandwidth -

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 300W	TDP 115W
Max Temp 110°C Max	Max Temp -

Video Output

Multi-Monitor 4	Multi-Monitor 3
HDCP HDCP 2.3	HDCP HDCP 2.3

Ports

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

Encoder

Encoder Model VCN 3.0

Encoder Model NVENC 7

Decoder

Decoder Model VCN 3.0

Decoder Model NVDEC 5

Card

Form Factor PCIe Card	Form Factor Soldered
PCIe 2.5-Slots	PCIe -
Height 120 mm (4.72") Width 267 mm (10.51") Depth 50 mm (1.97")	-
Cooling Open-Air 3x Fans	Cooling Open-Air -
Power Connectors 2x 8-Pin	Power Connectors -

Chip

Manufacturer AMD	Manufacturer NVIDIA
Chip Designer AMD	Chip Designer NVIDIA
Architecture RDNA 2	Architecture Ampere
Family Radeon RX 6000	Family GeForce 30
Branding	Branding
Codename Sienna Cichlid	Codename NV173
Chip Variant Navi 21 XL	Chip Variant GN20-E8-A1
Market Segment Desktop	Market Segment Laptop
Release Date Dec 8, 2020	Release Date Jan 12, 2021

Fabrication

Foundry TSMC	Foundry Samsung
Fabrication Node N7	Fabrication Node 8N
Die Size 520mm²	Die Size 496mm²
Transistor Count 26.8 Billion	Transistor Count 22 Billion
Transistor Density 51.56 MTr/mm²	Transistor Density 44.35 MTr/mm²

Images

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Used In

Desktops XPS(XD8950, Late 2021)Aurora(R13, Late 2021)Aurora(R14, Late 2021)

Desktops -

Competitors

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