NVIDIA GeForce RTX 4080 12 GB vs NVIDIA GeForce GTX 650

VS

NVIDIA GeForce RTX 4080 12 GB NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 1024MB VRAM GeForce GTX 650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 12 GB 's Advantages

Boost Clock2610MHz

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (504.2GB/s vs 80.00GB/s)

7296 additional rendering cores

NVIDIA GeForce GTX 650 's Advantages

Lower TDP (65W vs 285W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB +4837%

40.09 TFLOPS

GeForce GTX 650

0.812 TFLOPS

Blender

GeForce RTX 4080 12 GB +20451%

9659

GeForce GTX 650

47

OctaneBench

GeForce RTX 4080 12 GB +7123%

939

GeForce GTX 650

13

GeForce RTX 4080 12 GB

VS

GeForce GTX 650

Graphics Card

Unknown

Release Date

Sep 2012

GeForce 40

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2310 MHz

Base Clock

-

2610 MHz

Boost Clock

-

1313 MHz

Memory Clock

1250 MHz

Memory

12GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

128bit

504.2GB/s

Bandwidth

80.00GB/s

Render Config

60

SM Count

-

Compute Units

-

7680

Shading Units

384

240

TMUs

32

80

ROPs

16

240

Tensor Cores

-

60

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

48 MB

L2 Cache

256 KB

Theoretical Performance

208.8 GPixel/s

Pixel Rate

8.464 GPixel/s

626.4 GTexel/s

Texture Rate

33.86 GTexel/s

40.09 TFLOPS

FP16 (half)

-

40.09 TFLOPS

FP32 (float)

812.5 GFLOPS

626.4 GFLOPS

FP64 (double)

33.86 GFLOPS

Graphics Processor

AD104

GPU Name

GK107

AD104-400-A1

GPU Variant

GK107-450-A2

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

35.8 billion

Transistors

1.27 billion

295 mm²

Die Size

118 mm²

Board Design

285W

TDP

65W

600 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.4a

1x 16-pin

Power Connectors

1x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.9

CUDA

3.0

6.6

Shader Model

5.1

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