NVIDIA GeForce RTX 4080 12 GB vs ATI Radeon HD 4855

VS

NVIDIA GeForce RTX 4080 12 GB

ATI Radeon HD 4855

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 512MB VRAM Radeon HD 4855 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 512GB)

Larger VRAM bandwidth (504.2GB/s vs 115.2GB/s)

7040 additional rendering cores

ATI Radeon HD 4855 's Advantages

Lower TDP (110W vs 285W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB +5347%

40.09 TFLOPS

Radeon HD 4855

0.736 TFLOPS

GeForce RTX 4080 12 GB

VS

Radeon HD 4855

Graphics Card

Unknown

Release Date

Jan 2010

GeForce 40

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2310 MHz

Base Clock

-

2610 MHz

Boost Clock

-

1313 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

512MB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

256bit

504.2GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

8

60

SM Count

-

7680

Shading Units

640

240

TMUs

32

80

ROPs

16

240

Tensor Cores

-

60

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

256 KB

-

Theoretical Performance

208.8 GPixel/s

Pixel Rate

9.200 GPixel/s

626.4 GTexel/s

Texture Rate

18.40 GTexel/s

40.09 TFLOPS

FP16 (half)

-

40.09 TFLOPS

FP32 (float)

736.0 GFLOPS

626.4 GFLOPS

FP64 (double)

147.2 GFLOPS

Board Design

285W

TDP

110W

600 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 16-pin

Power Connectors

1x 6-pin

Graphics Processor

AD104

GPU Name

RV770

AD104-400-A1

GPU Variant

RV770 PRO (215-0669065)

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

35.8 billion

Transistors

0.956 billion

295 mm²

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.9

CUDA

-

6.6

Shader Model

4.1

Related GPU Comparisons

1

NVIDIA GeForce RTX 4080 12 GB vs AMD FirePro S9010

2

NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon HD 6510

3

NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon R9 290X2

4

NVIDIA GeForce RTX 4080 12 GB vs AMD FirePro S7150 x2

5

NVIDIA GeForce RTX 4080 12 GB vs ATI Radeon HD 3610

6

NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon RX 560 XT

7

NVIDIA GeForce RTX 4080 12 GB vs NVIDIA GeForce RTX 3080

8

NVIDIA GeForce RTX 4080 12 GB vs NVIDIA GeForce GTX 650 Ti

9

NVIDIA GeForce RTX 4080 12 GB vs Intel Arc Pro A40

10

NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon RX 580 OEM

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

4

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

5

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

6

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

9

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

10

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps