Radeon HD 6770 vs GeForce GT 220 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 512MB VRAM GeForce GT 220 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 6770 Advantages
Released 1 years and 3 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (76.80GB/s vs 22.40GB/s)
752 additional rendering cores
GeForce GT 220 OEM Advantages
Lower TDP (58W vs 108W)
Score
Benchmark
FP32 (float)
Radeon HD 6770
+1302%
1360
GeForce GT 220 OEM
97
Graphics Card
Jan 2011
Release Date
Oct 2009
Northern Islands
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1200 MHz
Memory Clock
700 MHz
Memory
1024MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
128bit
76.80GB/s
Bandwidth
22.40GB/s
Render Config
10
Compute Units
-
-
SM Count
6
800
Shading Units
48
40
TMUs
16
16
ROPs
8
8 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
64 KB
Theoretical Performance
13.60 GPixel/s
Pixel Rate
4.048 GPixel/s
34.00 GTexel/s
Texture Rate
8.096 GTexel/s
1360 GFLOPS
FP32 (float)
97.15 GFLOPS
Board Design
108W
TDP
58W
300 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.3a
2x mini-DisplayPort 1.1
1x HDMI 1.3a
2x mini-DisplayPort 1.1
Outputs
1x DVI
1x HDMI
1x VGA
1x HDMI
1x VGA
1x 6-pin
Power Connectors
-
Graphics Processor
Juniper
GPU Name
GT215
Juniper XT
(215-0754013)
(215-0754013)
GPU Variant
GT215-450-A2
TeraScale 2
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.04 billion
Transistors
0.727 billion
166 mm²
Die Size
144 mm²
Graphics Features
11.2 (11_0)
DirectX
11.1 (10_1)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.2
5.0
Shader Model
4.1
