AMD Radeon RX 9070 vs PowerColor Radeon RX 6900 XT Red Devil Full Specs

Summary

3,584 Shaders 2.52GHz	5,120 Shaders 2.34GHz
16GB GDDR6640GB/s	16GB GDDR6512GB/s
Peak·FP32·FP16 36.13 TFLOPS	Peak·FP32·FP16 23.96 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 220W	TDP 390W
Power Connectors 2x 8-Pin	Power Connectors 3x 8-Pin

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 INT8 Tensor INT4 Memory Bandwidth TDP

Radeon RX 90701.16 POPSINT4 Tensor Sparse

x24.12

Radeon RX 6900 XT Red Devil47.92 TFLOPSFP16

x1

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Theoretical Performance

Clock Speed2520MHz UC·Base·Boost·OC	Clock Speed2340MHz UC·Base·Boost·OC
Peak OPS 1.16 POPSINT4 Tensor Sparse	Peak OPS 47.92 TFLOPSFP16
Tensor FP8-16 144.5 TFLOPS FP8-16 Tensor Sparse 289 TFLOPS Tensor FP8-32 144.5 TFLOPS FP8-32 Tensor Sparse 289 TFLOPS	-
Tensor FP16-16 72.25 TFLOPS FP16-16 Tensor Sparse 144.5 TFLOPS Tensor FP16-32 72.25 TFLOPS FP16-32 Tensor Sparse 144.5 TFLOPS	-
BF16 72.25 TFLOPS Tensor BF16 72.25 TFLOPS BF16 Tensor Sparse 144.5 TFLOPS	-
FP32 36.13 TFLOPS	FP32 23.96 TFLOPS
FP64 1.13 TFLOPS	FP64 1.5 TFLOPS
Tensor INT4 578 TOPS	Tensor INT4 -
Tensor INT8 289 TOPS	-
Pixel Rate 322.6 GPixel/s	Pixel Rate 299.5 GPixel/s
Texture Rate 564.5 GTexel/s	Texture Rate 748.8 GTexel/s

Core Config

Shaders 3,584 Shaders	Shaders 5,120 Shaders
TMUs 224 TMUs	TMUs 320 TMUs
ROPs 128 ROPs	ROPs 128 ROPs
Tensor Cores 112 T-Cores	Tensor Cores -
RT Cores 56 RT-Cores	RT Cores 80 RT-Cores
CUs 56 CUs	CUs 80 CUs

Clocks

Base Clock 2.21GHz	Base Clock 1.82GHz
Boost Clock 2.52GHz	Boost Clock 2.34GHz

Cache

L2 Cache 8.2MB shared	L2 Cache 4.1MB shared
L3 Cache 64MB shared	L3 Cache 128MB shared
L3 Bandwidth 2.25TB/s	L3 Bandwidth 1.66TB/s

Memory

16GB GDDR6	16GB GDDR6
Memory Bus 256-bit	Memory Bus 256-bit
Memory Speed 20GT/s	Memory Speed 16GT/s
Memory Bandwidth 640GB/s	Memory Bandwidth 512GB/s

Power & Thermals

TDP 220W	TDP 390W
Max Temp -	Max Temp 110°C Max

Video Output

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

Ports

3x DisplayPort 2.1	-
-	3x DisplayPort 1.4
1x HDMI 2.1	1x HDMI 2.1

Encoder

Encoder Model VCN 4.0

Encoder Model VCN 3.0

Decoder

Decoder Model VCN 4.0

Decoder Model VCN 3.0

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2.5-Slots	PCIe 3.1-Slots
Height 111 mm (4.37") Width 267 mm (10.51") Depth 50 mm (1.97")	Height 135 mm (5.32") Width 320 mm (12.6") Depth 62 mm (2.44")
Cooling Open-Air 3x Fans	Cooling Open-Air 3x Fans
Power Connectors 2x 8-Pin	Power Connectors 3x 8-Pin

Chip

Manufacturer AMD	Manufacturer PowerColor
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 4	Architecture RDNA 2
Family Radeon RX 9000	Family Radeon RX 6000
Branding	Branding
Codename -	Codename Sienna Cichlid
Chip Variant Navi 48 XL	Chip Variant Navi 21 XL
Market Segment Desktop	Market Segment Desktop
Release Date Jan 6, 2025	Release Date Dec 8, 2020

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N4P	Fabrication Node N7
Die Size 357mm²	Die Size 520mm²
Transistor Count 53.9 Billion	Transistor Count 26.8 Billion
Transistor Density 151.2 MTr/mm²	Transistor Density 51.56 MTr/mm²

Images

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Competitors

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