Announced but not yet shipping as an accelerator. Rebellions began taking Rebel100 orders in 2026 with shipments from the second half of the year; the RebelRack and RebelPOD systems built on it ship, the standalone accelerator does not yet.
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Rebellions Rebel100

Type: ASICArchitecture: REBELProcess: 4nmStatus: Announced, not shippingSpec confidence: Official
FP8 (dense)
2,048
TFLOPS
Memory
144 GB
HBM3E
Bandwidth
4.8 TB/s
memory
TDP
600 W

Overview

The Rebellions Rebel100 is the South Korean designer's datacentre inference accelerator and the chip behind RebelServer, RebelRack and RebelPOD. Rebellions publishes 2,048 TFLOPS of FP8 and 1,024 TFLOPS of FP16, and labels these "Compute (Dense)" on its own homepage, so unlike most challenger silicon the dense basis here is stated rather than inferred; no sparse figure is published and none is derived. The chip is a four-homogeneous-chiplet SoC joined by UCIe-Advanced, with 512 MB of on-chip SRAM running at 192 TB/s, 144 GB of HBM3E at 4.8 TB/s, two PCIe Gen5 x16 host links and 1.6 TB/s of chip-to-chip Ethernet, built on Samsung 4nm. Rebellions states power as "up to 600 W" and gives no separate TDP figure; both the TDP and maximum power fields here carry that single number, so the 600 W shown is Rebellions' own rather than an estimate. Note one inconsistency in Rebellions' published material: the product page gives UCIe-Advanced as 1 TB/s per channel while the homepage describes 4 TB/s as three 1 TB/s channels per chiplet, and those do not reconcile across four chiplets, so only the per-channel figure is recorded here and no aggregate is computed. Rebellions publishes no launch date and no form factor for the card itself.

Performance

Peak theoretical throughput by precision type

PrecisionPeak
FP64
No verified data available
FP32
No verified data available
TF32
No verified data available
BF16
No verified data available
FP16
16-bit floating point
1,024TFLOPS
FP8
8-bit floating point
2,048TFLOPS
FP6
No verified data available
FP4
No verified data available
INT8
No verified data available

The Rebel100 in the GPU landscape

Peak FP16 TFLOPS (dense) against TDP, single-GPU parts tracked by Flopper

06001,2001,8002,4003,0000 W250 W500 W750 W1000 W1250 W1500 WInstinct MI355XRebel100

Higher and further left is better: more half-precision throughput for less power.

Specifications

Architecture

REBEL

Form Factor

No verified data available

Launch Year

No verified data available

Process Node

4nm

Memory

144 GB HBM3E

Bandwidth

4,800 GB/s

TDP

600 W

Max power

600 W

Interconnect

UCIe-Advanced

Spec Confidence

Official

Full Specifications

Chip Design
Process Node 4nm
Chiplets 4 (4-homogeneous-chiplet SoC based on UCIe-Advanced)
Memory
Memory 144 GB
Memory Type HBM3E
Bandwidth 4.8 TB/s
Interface Width No verified data available
On-Die SRAM 512 MB
Interconnect & I/O
GPU-to-GPU UCIe-Advanced
PCIe 5.0 x32
Power & Thermal
TDP 600 W
Max power 600 W
General
Form Factor No verified data available
Architecture REBEL
Process Node 4nm
Launch Year No verified data available

Datasheet & Resources

Flopper Datasheet

Rebellions Rebel100 specifications, generated from our database. Printable.

Vendor product page

Rebellions documentation for the Rebel100

View

Rebel100 product page (Rebellions)

Rebellions · Latest version

View

Data Provenance

Every figure traced to a source

Primary Source

Publisher
Rebellions
Published
No verified data available

Data Quality

Spec confidence
Official
Clock basis
Boost
Core precisions with figures
2 of 9
Normalization
All values in TFLOPS

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Systems Using This GPU

Pre-configured systems featuring the Rebellions Rebel100

SystemGPU CountPeak PerformanceTotal Power
Rebellions RebelPOD (32-node)
Rebel · pod ·
256x Rebel100 524 PFLOPS 224.0 kW View System
Rebellions RebelRack
Rebel · rack ·
32x Rebel100 65.5 PFLOPS 28.0 kW View System
Rebellions RebelServer
Rebel · rack ·
8x Rebel100 16.4 PFLOPS 7.0 kW View System

Frequently Asked Questions

How many TFLOPS does the Rebellions Rebel100 have?

The Rebellions Rebel100 delivers 1,024 TFLOPS FP16 and 2,048 TFLOPS FP8 at peak. Flopper does not currently have a verified FP32 throughput figure for it.

What is the power consumption of the Rebellions Rebel100?

The Rebellions Rebel100 has a TDP (Thermal Design Power) rating of 600 watts.

How much memory does the Rebellions Rebel100 have?

The Rebellions Rebel100 is equipped with 144 GB of memory with 4,800 GB/s of memory bandwidth.

What architecture is the Rebellions Rebel100 based on?

The Rebellions Rebel100 is based on the REBEL architecture. Flopper does not currently have a verified launch year for it.

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