AMD Radeon 840M 2800MHz vs AMD Radeon RX 9070 XT Full Specs

Summary

256 Shaders 2.8GHz	4,096 Shaders 2.97GHz
Shared Memory128GB/s LPDDR5X·DDR5	16GB GDDR6640GB/s placeholder
Peak·FP32·FP16 1.43 TFLOPS	Peak·FP32·FP16 48.66 TFLOPS
Form Factor iGPU	Form Factor PCIe Card
TDP Shared	TDP 304W
Power Connectors -	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 840M 2800MHz2.87 TFLOPSFP16

x1

Radeon RX 9070 XT1.56 POPSINT4 Tensor Sparse

x543.09

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Theoretical Performance

Clock Speed2800MHz UC·Base·Boost·OC	Clock Speed2970MHz UC·Base·Boost·OC
Peak OPS 2.87 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 2.87 TFLOPS Tensor BF16 - BF16 Tensor Sparse -	BF16 97.32 TFLOPS Tensor BF16 97.32 TFLOPS BF16 Tensor Sparse 194.6 TFLOPS
FP32 1.43 TFLOPS	FP32 48.66 TFLOPS
FP64 89.6 GFLOPS	FP64 1.52 TFLOPS
Tensor INT4 -	Tensor INT4 778.6 TOPS
-	Tensor INT8 389.3 TOPS
Pixel Rate 89.6 GPixel/s	Pixel Rate 380.2 GPixel/s
Texture Rate 44.8 GTexel/s	Texture Rate 760.3 GTexel/s

Core Config

Shaders 256 Shaders	Shaders 4,096 Shaders
TMUs 16 TMUs	TMUs 256 TMUs
ROPs 32 ROPs	ROPs 128 ROPs
Tensor Cores -	Tensor Cores 128 T-Cores
RT Cores 4 RT-Cores	RT Cores 64 RT-Cores
CUs 4 CUs	CUs 64 CUs

Clocks

Base Clock 1.5GHz	Base Clock 2.4GHz
Boost Clock 2.8GHz	Boost Clock 2.97GHz

Cache

L0 Cache 32KB/WGP	L0 Cache 64KB/WGP
L1 256KB/Array	L1 256KB/Array
L2 Cache -	L2 Cache 8MB shared
L3 Cache -	L3 Cache 64MB shared
L3 Bandwidth -	L3 Bandwidth 2.25TB/s

Memory

Shared Memory LPDDR5X·DDR5	16GB GDDR6 placeholder
Memory Bus 128-bit	Memory Bus 256-bit
Memory Speed 8GT/s	Memory Speed 20GT/s
Memory Bandwidth 128GB/s	Memory Bandwidth 640GB/s
ECC -	ECC No

Power & Thermals

TDP Shared

TDP 304W

Video Output

Max Resolution 4096x2160	Max Resolution 7680x4320
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz	Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 165Hz
Multi-Monitor 4	Multi-Monitor 3
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Not Supported	DSC Supported
HDCP HDCP 2.3	HDCP HDCP 2.3

Ports

-	3x DisplayPort 2.1 1x HDMI 2.1

API Support

Shader Model 6.7	Shader Model 6.8
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_2
OpenGL 4.6 OpenCL 2.1 Vulkan 1.3	OpenGL 4.6 OpenCL 2.2 Vulkan 1.3
GFX 11.5	GFX 12

Encoder

Encoder VCN 4.0	Encoder VCN 4.0
Codec VP9 AVC (H.264) HEVC (H.265) AV1	Codec VP9 AVC (H.264) HEVC (H.265) AV1

Decoder

Decoder VCN 4.0	Decoder VCN 4.0
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1

Card

Form Factor iGPU	Form Factor PCIe Card
PCIe -	PCIe PCIe 5.0 x16 2.5-Slots
-	Height 111mm (4.37") Width 267mm (10.51") Depth 50mm (1.97")
Cooling Open-Air -	Cooling Open-Air 3x Fans
Power Connectors -	Power Connectors 2x 8-Pin
Multi-GPU -	Multi-GPU Multi-GPU Support Supported Multi-GPU Type CrossFire XDMA

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 3.5	Architecture RDNA 4
Family 800	Family Radeon RX 9000
Branding	Branding
Codename Gorgon Point	Codename -
Chip Variant -	Chip Variant Navi 48 XL
Market Segment Laptop	Market Segment Desktop
Release Date Mar 2, 2026	Release Date Jan 6, 2025

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N4P	Fabrication Node N4P
Die Size 233mm²	Die Size 357mm²
Transistor Count 28B	Transistor Count 53.9B
Transistor Density 120 MTr/mm²	Transistor Density 151.2 MTr/mm²

Images