AMD Radeon RX 9060 XT vs ATI Radeon HD 3870 X2 Full Specs

Summary

2,048 Shaders 3.13GHz	640 Shaders 825MHz
8GB GDDR6320GB/s	1048MB GDDR4144GB/s
Peak·FP32·FP16 25.64 TFLOPS	Peak·FP32·FP16 1.06 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 150W	TDP 165W
Power Connectors 1x 8-Pin -	Power Connectors 1x 8-Pin 1x 6-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 9060 XT820.5 TOPSINT4 Tensor Sparse

x777.00

Radeon HD 3870 X21.06 TFLOPSFP32 (2x 528 GFLOPS)

x1

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Theoretical Performance

Clock Speed3130MHz UC·Base·Boost·OC	Clock Speed825MHz UC·Boost·OC
Peak OPS 820.5 TOPSINT4 Tensor Sparse	Peak OPS 1.06 TFLOPSFP32
Tensor FP8-16 102.6 TFLOPS FP8-16 Tensor Sparse 205.1 TFLOPS Tensor FP8-32 102.6 TFLOPS FP8-32 Tensor Sparse 205.1 TFLOPS	-
Tensor FP16-16 51.28 TFLOPS FP16-16 Tensor Sparse 102.6 TFLOPS Tensor FP16-32 51.28 TFLOPS FP16-32 Tensor Sparse 102.6 TFLOPS	-
BF16 51.28 TFLOPS Tensor BF16 51.28 TFLOPS BF16 Tensor Sparse 102.6 TFLOPS	-
FP32 25.64 TFLOPS	FP32 1.06 TFLOPS
FP64 801.3 GFLOPS	FP64 211.2 GFLOPS
Tensor INT4 410.3 TOPS	Tensor INT4 -
Tensor INT8 205.1 TOPS	-
Pixel Rate 200.3 GPixel/s	Pixel Rate 13.2 GPixel/s
Texture Rate 400.6 GTexel/s	Texture Rate 13.2 GTexel/s

Core Config

Shaders 2,048 Shaders	Shaders 640 Shaders
TMUs 128 TMUs	TMUs 32 TMUs
ROPs 64 ROPs	ROPs 32 ROPs
Tensor Cores 64 T-Cores	Tensor Cores -
RT Cores 32 RT-Cores	RT Cores -
CUs 32 CUs	CUs 8 CUs

Clocks

Base Clock 2.53GHz	Base Clock -
Boost Clock 3.13GHz	Boost Clock 825MHz

Cache

L2 Cache 4.1MB shared	L2 Cache 256KB shared
L3 Cache 32MB shared	L3 Cache -
L3 Bandwidth 1.13TB/s	L3 Bandwidth -

Memory

8GB GDDR6	1048MB GDDR4
Memory Bus 128-bit	Memory Bus 256-bit
Memory Speed 20GT/s	Memory Speed 2.3GT/s
Memory Bandwidth 320GB/s	Memory Bandwidth 144GB/s

Power & Thermals

TDP 150W

TDP 165W

Video Output

Multi-Monitor 3	Multi-Monitor 2
HDCP HDCP 2.3	HDCP -

Ports

3x DisplayPort 2.1	-
1x HDMI 2.1	-
-	2x DVI-I Dual-Link
-	1x S-Video

Encoder

Encoder Model VCN 4.0

-

Decoder

Decoder Model VCN 4.0

Decoder Model UVD 1.0

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2-Slots	PCIe 2-Slots
Height 111 mm (4.37") Width 204 mm (8.03") Depth 40 mm (1.57")	-
Cooling Open-Air 3x Fans	Cooling Blower 1x Fan
Power Connectors 1x 8-Pin	Power Connectors 1x 8-Pin, 1x 6-Pin

Chip

Manufacturer AMD	Manufacturer ATI
Chip Designer AMD	Chip Designer ATI
Architecture RDNA 4	Architecture TeraScale 1
Family Radeon RX 9000	Family Radeon HD 3000
Branding	Branding
Codename -	Codename Boom
Chip Variant Navi 44 XL	Chip Variant R680 XT
Market Segment Desktop	Market Segment Desktop
Release Date May 20, 2025	Release Date Jan 28, 2008

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N4P	Fabrication Node 55nm
Die Size 153mm²	Die Size 192mm²
Transistor Count 29.7 Billion	Transistor Count 666 Million
Transistor Density 194.1 MTr/mm²	Transistor Density 3.47 MTr/mm²

Images

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