AMD Radeon RX 6900 XT vs NVIDIA GeForce RTX 4080 Laptop 150W Full Specs

Summary

5,120 Shaders 2.25GHz	7,424 Shaders 2.28GHz
16GB GDDR6512GB/s	12GB GDDR6432GB/s
Peak·FP32·FP16 23.04 TFLOPS	Peak·FP32·FP16 33.85 TFLOPS
Form Factor PCIe Card	Form Factor Soldered
TDP 300W	TDP 150W
Power Connectors 2x 8-Pin	Power Connectors -

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP8-16 FP8-16 Tensor Sparse Tensor FP8-32 FP8-32 Tensor Sparse 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 4080 Laptop 150W1.08 POPSINT4 Tensor Sparse

x23.51

Show Top Score

Theoretical Performance

Clock Speed2250MHz UC·Base·Boost·OC	Clock Speed2280MHz UC·Base·Boost·OC
Peak OPS 46.08 TFLOPSFP16	Peak OPS 1.08 POPSINT4 Tensor Sparse
-	Tensor FP8-16 270.8 TFLOPS FP8-16 Tensor Sparse 541.7 TFLOPS Tensor FP8-32 135.4 TFLOPS FP8-32 Tensor Sparse 270.8 TFLOPS
-	Tensor FP16-16 135.4 TFLOPS FP16-16 Tensor Sparse 270.8 TFLOPS Tensor FP16-32 67.71 TFLOPS FP16-32 Tensor Sparse 135.4 TFLOPS
-	BF16 33.85 TFLOPS Tensor BF16 67.71 TFLOPS BF16 Tensor Sparse 135.4 TFLOPS
Tensor TF32 -	Tensor TF32 33.85 TFLOPS
FP32 23.04 TFLOPS	FP32 33.85 TFLOPS
FP64 1.44 TFLOPS	FP64 529 GFLOPS
Tensor INT4 -	Tensor INT4 541.7 TOPS
-	Tensor INT8 270.8 TOPS
Ray -	Ray 78.25 TOPS
Pixel Rate 288 GPixel/s	Pixel Rate 182.4 GPixel/s
Texture Rate 720 GTexel/s	Texture Rate 529 GTexel/s

Core Config

Shaders 5,120 Shaders	Shaders 7,424 Shaders
TMUs 320 TMUs	TMUs 232 TMUs
ROPs 128 ROPs	ROPs 80 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 1.86GHz
Boost Clock 2.25GHz	Boost Clock 2.28GHz

Cache

L2 Cache 4.1MB shared	L2 Cache 49.1MB shared
L3 Cache 128MB shared	L3 Cache -
L3 Bandwidth 1.66TB/s	L3 Bandwidth -

Memory

16GB GDDR6	12GB GDDR6
Memory Bus 256-bit	Memory Bus 192-bit
Memory Speed 16GT/s	Memory Speed 18GT/s
Memory Bandwidth 512GB/s	Memory Bandwidth 432GB/s
ECC No	ECC No

Power & Thermals

TDP 300W	TDP 150W
Max Temp 110°C Max	Max Temp -

Video Output

Multi-Monitor 4	Multi-Monitor 4
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 2x NVENC 8

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 Ada Lovelace
Family Radeon RX 6000	Family GeForce 40
Branding	Branding
Codename Sienna Cichlid	Codename NV184
Chip Variant Navi 21 XL	Chip Variant AD104-250
Market Segment Desktop	Market Segment Laptop
Release Date Dec 8, 2020	Release Date Feb 8, 2023

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node 4N
Die Size 520mm²	Die Size 295mm²
Transistor Count 26.8 Billion	Transistor Count 35.8 Billion
Transistor Density 51.56 MTr/mm²	Transistor Density 121.6 MTr/mm²

Images

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Used In

Laptops -	Laptops Blade 18(Early 2023)Alienware m16(R1 AMD, Early 2023)Alienware m16(R1, Early 2023) Show 8 more
Desktops XPS(XD8950, Late 2021)Aurora(R13, Late 2021)Aurora(R14, Late 2021)	Desktops -

Competitors

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NVIDIAGeForce RTX 4080 Laptop 150W vs GPU NVIDIAGeForce RTX 5080 Laptop 140W NVIDIAGeForce RTX 4080 Laptop 150W vs GPU NVIDIAGeForce RTX 5080 Laptop 150W NVIDIAGeForce RTX 4080 Laptop 150W vs GPU NVIDIAGeForce RTX 5080 Laptop 130W Show 12 more