Home GPU Comparison ATI Radeon HD 4850 vs Intel Arc A780

ATI Radeon HD 4850 vs Intel Arc A780

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4850 and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4850 's Advantages
Lower TDP (110W vs 200W)
Intel Arc A780 's Advantages
Boost Clock2200MHz
More VRAM (16GB vs 512GB)
Larger VRAM bandwidth (559.6GB/s vs 63.55GB/s)
3296 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 4850
1 TFLOPS
Arc A780 +1702%
18.02 TFLOPS
VS

Graphics Card

Jun 2008
Release Date
Unknown
Radeon R700
Generation
Alchemist(Arc 7)
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

-
Base Clock
2200 MHz
-
Boost Clock
2200 MHz
993 MHz
Memory Clock
1093 MHz

Memory

512MB
Memory Size
16GB
GDDR3
Memory Type
GDDR6X
256bit
Memory Bus
256bit
63.55GB/s
Bandwidth
559.6GB/s

Render Config

10
Compute Units
-
-
-
-
800
Shading Units
4096
40
TMUs
256
16
ROPs
128
-
Tensor Cores
512
-
RT Cores
32
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
16 MB
-
-
-

Theoretical Performance

10.00 GPixel/s
Pixel Rate
281.6 GPixel/s
25.00 GTexel/s
Texture Rate
563.2 GTexel/s
-
FP16 (half)
36.04 TFLOPS
1000 GFLOPS
FP32 (float)
18.02 TFLOPS
200.0 GFLOPS
FP64 (double)
2.253 TFLOPS

Board Design

110W
TDP
200W
300 W
Suggested PSU
550 W
2x DVI 1x S-Video
Outputs
1x HDMI 2.13x DisplayPort 2.0
1x 6-pin
Power Connectors
2x 8-pin

Graphics Processor

RV770
GPU Name
DG2-512
RV770 PRO (215-0669065)
GPU Variant
ACM-G10
TeraScale
Architecture
Generation 12.7
TSMC
Foundry
TSMC
55 nm
Process Size
6 nm
0.956 billion
Transistors
21.7 billion
256 mm²
Die Size
406 mm²

Graphics Features

10.1 (10_1)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
-
-
-
4.1
Shader Model
6.6

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