AMD Radeon RX Vega 64 Limited vs AMD Radeon RX 9070 XT Full Specs

Summary

4,096 Shaders 1.55GHz	4,096 Shaders 2.97GHz
8GB HBM2483.8GB/s	16GB GDDR6640GB/s
Peak·FP32·FP16 12.66 TFLOPS	Peak·FP32·FP16 48.66 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 295W	TDP 304W
Power Connectors 2x 8-Pin	Power Connectors 2x 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 Vega 64 Limited25.33 TFLOPSFP16

x1

Radeon RX 9070 XT1.56 POPSINT4 Tensor Sparse

x61.47

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Theoretical Performance

Clock Speed1546MHz UC·Base·Boost·OC	Clock Speed2970MHz UC·Base·Boost·OC
Peak OPS 25.33 TFLOPSFP16	Peak OPS 1.56 POPSINT4 Tensor Sparse
-	Tensor FP8-16 194.6 TFLOPS FP8-16 Tensor Sparse 389.3 TFLOPS Tensor FP8-32 194.6 TFLOPS FP8-32 Tensor Sparse 389.3 TFLOPS
-	Tensor FP16-16 97.32 TFLOPS FP16-16 Tensor Sparse 194.6 TFLOPS Tensor FP16-32 97.32 TFLOPS FP16-32 Tensor Sparse 194.6 TFLOPS
-	BF16 97.32 TFLOPS Tensor BF16 97.32 TFLOPS BF16 Tensor Sparse 194.6 TFLOPS
FP32 12.66 TFLOPS	FP32 48.66 TFLOPS
FP64 791.6 GFLOPS	FP64 1.52 TFLOPS
Tensor INT4 -	Tensor INT4 778.6 TOPS
-	Tensor INT8 389.3 TOPS
Pixel Rate 98.9 GPixel/s	Pixel Rate 380.2 GPixel/s
Texture Rate 395.8 GTexel/s	Texture Rate 760.3 GTexel/s

Core Config

Shaders 4,096 Shaders	Shaders 4,096 Shaders
TMUs 256 TMUs	TMUs 256 TMUs
ROPs 64 ROPs	ROPs 128 ROPs
Tensor Cores -	Tensor Cores 128 T-Cores
RT Cores -	RT Cores 64 RT-Cores
CUs 64 CUs	CUs 64 CUs

Clocks

Base Clock 1.25GHz	Base Clock 2.4GHz
Boost Clock 1.55GHz	Boost Clock 2.97GHz

Cache

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

Memory

8GB HBM2	16GB GDDR6
Memory Bus 2048-bit	Memory Bus 256-bit
Memory Speed 1.9GT/s	Memory Speed 20GT/s
Memory Bandwidth 483.8GB/s	Memory Bandwidth 640GB/s

Power & Thermals

TDP 295W

TDP 304W

Video Output

Multi-Monitor 3	Multi-Monitor 3
HDCP HDCP 2.2	HDCP HDCP 2.3

Ports

-	3x DisplayPort 2.1
3x DisplayPort 1.4	-
-	1x HDMI 2.1
1x HDMI 2.0	-

Encoder

Encoder Model VCE 4.0

Encoder Model VCN 4.0

Decoder

Decoder Model UVD 7.0

Decoder Model VCN 4.0

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2-Slots	PCIe 2.5-Slots
Height 111 mm (4.37") Width 272 mm (10.71") Depth 40 mm (1.57")	Height 111 mm (4.37") Width 267 mm (10.51") Depth 50 mm (1.97")
Cooling Blower 1x Fan	Cooling Open-Air 3x Fans
Power Connectors 2x 8-Pin	Power Connectors 2x 8-Pin

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture GCN 5	Architecture RDNA 4
Family Radeon RX Vega	Family Radeon RX 9000
Branding	Branding
Codename Greenland	Codename -
Chip Variant Vega 10 XL	Chip Variant Navi 48 XL
Market Segment Desktop	Market Segment Desktop
Release Date Aug 7, 2017	Release Date Jan 6, 2025

Fabrication

Foundry GlobalFoundries	Foundry TSMC
Fabrication Node 14LPP	Fabrication Node N4P
Die Size 486mm²	Die Size 357mm²
Transistor Count 12.5 Billion	Transistor Count 53.9 Billion
Transistor Density 25.72 MTr/mm²	Transistor Density 151.2 MTr/mm²

Images

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