NVIDIA GeForce RTX 3090 vs AMD Radeon HD 8860 OEM

VS

NVIDIA GeForce RTX 3090

AMD Radeon HD 8860 OEM

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 2GB VRAM Radeon HD 8860 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

Released 7 years and 8 months late

Boost Clock1695MHz

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (936.2GB/s vs 179.2GB/s)

9216 additional rendering cores

AMD Radeon HD 8860 OEM 's Advantages

Lower TDP (175W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +1402%

35.58 TFLOPS

Radeon HD 8860 OEM

2.368 TFLOPS

GeForce RTX 3090

VS

Radeon HD 8860 OEM

Graphics Card

Sep 2020

Release Date

Jan 2013

GeForce 30

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1395 MHz

Base Clock

-

1695 MHz

Boost Clock

-

1219 MHz

Memory Clock

1400 MHz

Memory

24GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

256bit

936.2GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

82

SM Count

-

10496

Shading Units

1280

328

TMUs

80

112

ROPs

32

328

Tensor Cores

-

82

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

512 KB

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

29.60 GPixel/s

556.0 GTexel/s

Texture Rate

74.00 GTexel/s

35.58 TFLOPS

FP16 (half)

-

35.58 TFLOPS

FP32 (float)

2.368 TFLOPS

556.0 GFLOPS

FP64 (double)

148.0 GFLOPS

Board Design

350W

TDP

175W

750 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 12-pin

Power Connectors

1x 6-pin

Graphics Processor

GA102

GPU Name

Curacao

GA102-300-A1

GPU Variant

Curacao PRO (215-0848000)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

2.8 billion

628 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

5.1

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